chore: complete migration of pandas-gbq

Removed skip_generate and regenerated with Librarian.

Author: jskeet

librarian.yaml

@@ -4623,7 +4623,6 @@ libraries:
       default_version: apiVersion
   - name: pandas-gbq
     version: 0.35.0
-    skip_generate: true
     python:
       library_type: INTEGRATION
       name_pretty_override: Google BigQuery connector for pandas

packages/pandas-gbq/.repo-metadata.json

@@ -1,15 +1,13 @@
 {
-    "name": "pandas-gbq",
-    "name_pretty": "Google BigQuery connector for pandas",
-    "product_documentation": "https://cloud.google.com/bigquery",
+    "api_id": "bigquery.googleapis.com",
     "client_documentation": "https://googleapis.dev/python/pandas-gbq/latest/",
+    "distribution_name": "pandas-gbq",
     "issue_tracker": "https://github.com/googleapis/python-bigquery-pandas/issues",
-    "release_level": "preview",
     "language": "python",
     "library_type": "INTEGRATION",
-    "repo": "googleapis/google-cloud-python",
-    "distribution_name": "pandas-gbq",
-    "api_id": "bigquery.googleapis.com",
-    "default_version": "",
-    "codeowner_team": "@googleapis/cloud-sdk-python-team @googleapis/bigquery-dataframe-team"
-}
+    "name": "pandas-gbq",
+    "name_pretty": "Google BigQuery connector for pandas",
+    "product_documentation": "https://cloud.google.com/bigquery",
+    "release_level": "preview",
+    "repo": "googleapis/google-cloud-python"
+}