chore(bigtable): Add google-cloud-bigtable to release tagging

See: b/494683599.

Author: meltsufin

.github/workflows/create_additional_release_tag.yaml

@@ -25,7 +25,7 @@ jobs:
     - name: Create additional tags
       shell: bash
       run: |
-        ARTIFACT_IDS=('google-cloud-shared-dependencies' 'api-common' 'gax')
+        ARTIFACT_IDS=('google-cloud-shared-dependencies' 'api-common' 'gax' 'google-cloud-bigtable')
         for ARTIFACT_ID in "${ARTIFACT_IDS[@]}"; do
           VERSION=$(grep "^${ARTIFACT_ID}:" versions.txt | cut -d':' -f2 | tr -d '[:space:]')
           TAG_NAME="${ARTIFACT_ID}/v$VERSION"