Force a sync of the whole system before reading config

.github/actions/run-ios-e2e-tests/action.yml

@@ -19,6 +19,9 @@ runs:
     # Set up a unique output directory
     - name: Set up outputs directory
       run: |
+        # Forcing the filesystem buffers to be flushed to ensure the
+        # directory tree is updated
+        sync
         if [ -n "$TEST_NAME" ]; then
           # Strip slashes to avoid creating subdirectories
           test_name_sanitized=$(printf "$TEST_NAME" | sed 's/\//_/g')
@@ -45,6 +48,9 @@ runs:
 
     - name: Run end-to-end-tests
       run: |
+        # Forcing the filesystem buffers to be flushed to ensure the
+        # directory tree is updated
+        sync
         if [ -n "$TEST_NAME" ]; then
           TEST_NAME_ARGUMENT=" -only-testing $TEST_NAME"
         else

.github/workflows/ios-end-to-end-tests.yml

@@ -47,6 +47,9 @@ jobs:
           if [ -n "${{ inputs.arg_tests_json_key }}" ]; then
           # JSON key supplied by another workflow calling this reusable workflow
           echo "Using calling workflow supplied test suites JSON key: ${{ inputs.arg_tests_json_key }}"
+            # Forcing the filesystem buffers to be flushed to ensure the
+            # directory tree is updated
+            sync
             test_suites_json=$(jq -r --compact-output '.tests."${{ inputs.arg_tests_json_key }}"' tests.json)
             echo "test_suites_json=$test_suites_json" >> $GITHUB_ENV
           elif [ -n "${{ inputs.user_supplied_test_name }}" ]; then