Remove all references to CONFIG_SCHED_ATEXIT

[yamt]

Summary

It has been removed a few years ago.
apache/nuttx#6197

Impact

Testing

[yamt]

the ci failure looks unrelated.

error: RPC failed; HTTP 503 curl 22 The requested URL returned error: 503
fatal: error reading section header 'shallow-info'
fatal: clone of 'https://github.com/espressif/esp32c3-bt-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/bt/controller/lib_esp32c3_family' failed
Failed to clone 'components/bt/controller/lib_esp32c3_family'. Retry scheduled
fatal: unable to access 'https://github.com/espressif/esp-coex-lib.git/': The requested URL returned error: 503
fatal: clone of 'https://github.com/espressif/esp-coex-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/esp_coex/lib' failed
Failed to clone 'components/esp_coex/lib'. Retry scheduled
error: RPC failed; HTTP 503 curl 22 The requested URL returned error: 503
fatal: error reading section header 'shallow-info'
fatal: clone of 'https://github.com/espressif/esp-phy-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/esp_phy/lib' failed
Failed to clone 'components/esp_phy/lib'. Retry scheduled
fatal: unable to access 'https://github.com/espressif/esp32-wifi-lib.git/': The requested URL returned error: 503
fatal: clone of 'https://github.com/espressif/esp32-wifi-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/esp_wifi/lib' failed
Failed to clone 'components/esp_wifi/lib'. Retry scheduled
fatal: unable to access 'https://github.com/espressif/mbedtls.git/': The requested URL returned error: 503
fatal: clone of 'https://github.com/espressif/mbedtls.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/mbedtls/mbedtls' failed
Failed to clone 'components/mbedtls/mbedtls'. Retry scheduled
fatal: unable to access 'https://github.com/espressif/esp32c3-bt-lib.git/': The requested URL returned error: 503
fatal: clone of 'https://github.com/espressif/esp32c3-bt-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/bt/controller/lib_esp32c3_family' failed
Failed to clone 'components/bt/controller/lib_esp32c3_family' a second time, aborting
make[1]: *** [common/espressif/Make.defs:193: chip/esp-hal-3rdparty] Error 1
make[1]: Target 'context' not remade because of errors.
make: *** [tools/Unix.mk:457: arch/risc-v/src/.context] Error 2
make: Target 'all' not remade because of errors.

[yamt]

the ci failure looks unrelated.

error: RPC failed; HTTP 503 curl 22 The requested URL returned error: 503
fatal: error reading section header 'shallow-info'
fatal: clone of 'https://github.com/espressif/esp32c3-bt-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/bt/controller/lib_esp32c3_family' failed
Failed to clone 'components/bt/controller/lib_esp32c3_family'. Retry scheduled
fatal: unable to access 'https://github.com/espressif/esp-coex-lib.git/': The requested URL returned error: 503
fatal: clone of 'https://github.com/espressif/esp-coex-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/esp_coex/lib' failed
Failed to clone 'components/esp_coex/lib'. Retry scheduled
error: RPC failed; HTTP 503 curl 22 The requested URL returned error: 503
fatal: error reading section header 'shallow-info'
fatal: clone of 'https://github.com/espressif/esp-phy-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/esp_phy/lib' failed
Failed to clone 'components/esp_phy/lib'. Retry scheduled
fatal: unable to access 'https://github.com/espressif/esp32-wifi-lib.git/': The requested URL returned error: 503
fatal: clone of 'https://github.com/espressif/esp32-wifi-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/esp_wifi/lib' failed
Failed to clone 'components/esp_wifi/lib'. Retry scheduled
fatal: unable to access 'https://github.com/espressif/mbedtls.git/': The requested URL returned error: 503
fatal: clone of 'https://github.com/espressif/mbedtls.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/mbedtls/mbedtls' failed
Failed to clone 'components/mbedtls/mbedtls'. Retry scheduled
fatal: unable to access 'https://github.com/espressif/esp32c3-bt-lib.git/': The requested URL returned error: 503
fatal: clone of 'https://github.com/espressif/esp32c3-bt-lib.git' into submodule path '/github/workspace/sources/nuttx/arch/risc-v/src/esp32c3/esp-hal-3rdparty/components/bt/controller/lib_esp32c3_family' failed
Failed to clone 'components/bt/controller/lib_esp32c3_family' a second time, aborting
make[1]: *** [common/espressif/Make.defs:193: chip/esp-hal-3rdparty] Error 1
make[1]: Target 'context' not remade because of errors.
make: *** [tools/Unix.mk:457: arch/risc-v/src/.context] Error 2
make: Target 'all' not remade because of errors.

restarted.