calls_to_readfromnet and calls_to_readfromnet_afterpoll metrics are not incremented

[masaori335]

ATS has several metircs of proxy.process.net.calls_to_.* and 2 of them are not working.

$ traffic_ctl metric match proxy.process.net.calls_to
proxy.process.net.calls_to_read 616958
proxy.process.net.calls_to_read_nodata 193461
proxy.process.net.calls_to_readfromnet 0            ///< !
proxy.process.net.calls_to_readfromnet_afterpoll 0  ///< !
proxy.process.net.calls_to_write 374065
proxy.process.net.calls_to_write_nodata 651
proxy.process.net.calls_to_writetonet 618607
proxy.process.net.calls_to_writetonet_afterpoll 618607

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. Marking it stale to flag it for further consideration by the community.

[bneradt]

Lets get rid of the afterpoll versions. They are adding nothing over the (write|read)fromnet versions. And lets add the stat to increment the readfromnet function.

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. Marking it stale to flag it for further consideration by the community.