[nrf fromlist] manifest: update open-amp to include change to strlcpy

This manifest update points open-amp to include a fix for unsafe use
of strncpy by by replacing it with internal strlcpy.

Upstream PR: zephyrproject-rtos/zephyr#79212

Signed-off-by: Torsten Rasmussen <[email protected]>

Author: tejlmand

west.yml

@@ -303,7 +303,7 @@ manifest:
       revision: d2a119a9c7600ce06033a794de042e0ad9a38702
       path: modules/bsim_hw_models/nrf_hw_models
     - name: open-amp
-      revision: 76d2168bcdfcd23a9a7dce8c21f2083b90a1e60a
+      revision: pull/22/head
       path: modules/lib/open-amp
     - name: openthread
       revision: 2aeb8b833ba760ec29d5f340dd1ce7bcb61c5d56