Fix nightly test result reporting.

Author: brandonpage

.github/workflows/nightly.yaml

@@ -9,7 +9,7 @@ on:
 # Run the native libraries first so that the native, Hybrid and React MobileSync tests 
 # don't run simultaniously (to prevents flappers).
 jobs:
-  android-nightly-core:
+  android-nightly:
     strategy:
       fail-fast: false
       matrix:
@@ -20,7 +20,7 @@ jobs:
     secrets: inherit
   android-nightly-Hybrid:
     if: success() || failure()
-    needs: [android-nightly-core]
+    needs: [android-nightly]
     strategy:
       fail-fast: false
       matrix:

.github/workflows/reusable-workflow.yaml

@@ -168,8 +168,13 @@ jobs:
 
               gsutil ls ${BUCKET_PATH} > /dev/null 2>&1
               if [ $? == 0 ] ; then
-                # Copy merged XML file from top level for test reporting
-                gsutil cp "${BUCKET_PATH}/*test_results_merged.xml" firebase_results/api_${LEVEL}_test_result.xml
+                # Copy XML file for test reporting
+                if gsutil ls "${BUCKET_PATH}/*test_results_merged.xml" > /dev/null 2>&1; then
+                  # Sharded runs produce test_results_merged.xml at top level
+                  gsutil cp "${BUCKET_PATH}/*test_results_merged.xml" firebase_results/api_${LEVEL}_test_result.xml
+                else
+                  gsutil cp "${BUCKET_PATH}/*/test_result_1.xml" firebase_results/api_${LEVEL}_test_result.xml
+                fi
 
                 # Copy all shard data for code coverage (only needed for one level)
                 if [ "$LEVEL" == "$PR_API_VERSION" ] ; then