CI: Use specific version of action-zephyr-setup

This should match the version running in the main zephyr repo.

Signed-off-by: David Brown <[email protected]>

Author: d3zd3z

.github/workflows/build.yml

@@ -39,7 +39,7 @@ jobs:
           python-version: 3.12
 
       - name: Setup Zephyr project
-        uses: zephyrproject-rtos/action-zephyr-setup@v1
+        uses: zephyrproject-rtos/action-zephyr-setup@f7b70269a8eb01f70c8e710891e4c94972a2f6b4 # v1.0.6
         with:
           app-path: apptest
           manifest-file-name: ci-manifest.yml

.github/workflows/docs.yml

@@ -29,7 +29,7 @@ jobs:
           python-version: 3.12
 
       - name: Setup Zephyr project
-        uses: zephyrproject-rtos/action-zephyr-setup@v1
+        uses: zephyrproject-rtos/action-zephyr-setup@f7b70269a8eb01f70c8e710891e4c94972a2f6b4 # v1.0.6
         with:
           app-path: zephyr-lang-rust
           manifest-file-name: ci-manifest.yml