west: test a Zephyr PR expected to fix a recent breakage

Test Zephyr PR 74568 which is expected to fix the breakage.

Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>

Author: lyakh

west.yml

@@ -43,7 +43,7 @@ manifest:
 
     - name: zephyr
       repo-path: zephyr
-      revision: a2386efbce1866613f7c714b958a159364dc5f37
+      revision: pull/74568/head
       remote: zephyrproject
 
       # Import some projects listed in zephyr/west.yml@revision