include Zephyr PR for LLEXT resume

LLEXT suspend / resume isn't merged yet, test with the PR.

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: e48c90700de7b84c038e73d01f4b2640e2fea127
+      revision: pull/90400/head
       remote: zephyrproject
 
       # Import some projects listed in zephyr/west.yml@revision