ci: Revert back to unzipped Android artifacts. (#7258)

.ci/pack.sh

@@ -61,12 +61,20 @@ function pack_artifacts() {
     fi
 }
 
-if [ -z "$PACK_INDIVIDUALLY" ]; then
-    # Pack all of the artifacts at once.
-    pack_artifacts build/bundle
-else
+if [ -n "$UNPACKED" ]; then
+    # Copy the artifacts to be uploaded unpacked.
+    for ARTIFACT in build/bundle/*; do
+        FILENAME=$(basename "$ARTIFACT")
+        EXTENSION="${FILENAME##*.}"
+
+        mv "$ARTIFACT" "artifacts/$REV_NAME.$EXTENSION"
+    done
+elif [ -n "$PACK_INDIVIDUALLY" ]; then
     # Pack and upload the artifacts one-by-one.
     for ARTIFACT in build/bundle/*; do
         pack_artifacts "$ARTIFACT"
     done
+else
+    # Pack all of the artifacts into a single archive.
+    pack_artifacts build/bundle
 fi