Update config.yaml

Author: qiancai

.gemini/config.yaml

@@ -7,8 +7,6 @@ have_fun: false  # Disables fun features like poems in PR summaries
 code_review:
   disable: false  # Enables code reviews
   comment_severity_threshold: LOW ## Allows low severity comments such as grammar and spelling mistakes to be added to the PR
-
-  pull_request_opened:
-    help: false ## Disables the help message on pull request open
-    summary: true ## Posts a pull request summary on the pull request open.
-    code_review: true ## Posts a code review on pull request open.
+  help: false ## Disables the help message on pull request open
+  summary: true ## Posts a pull request summary on the pull request open.
+  code_review: true ## Posts a code review on pull request open.