[CI] build-dev: set GET=no (#5572)

Author: chalin

.github/workflows/build-dev.yml

@@ -38,6 +38,7 @@ jobs:
       - run: npm run log:test-and-fix
         env:
           CMD_SKIP: i18n|registry
+          GET: no # For details, see: https://opentelemetry.io/docs/contributing/development/#submodule-changes
           PIN_SKIP: ${{ inputs.submodule_path_regex }}
 
       - uses: actions/upload-artifact@v4