Merge branch 'bugfix/ci_push_to_github_on_label_v3.1' into 'release/v3.1'

ci: Don't push to Github or deploy docs on customized pipelines (v3.1)

See merge request espressif/esp-idf!8941

.gitlab-ci.yml

@@ -460,9 +460,12 @@ push_to_github:
   tags:
     - deploy
   only:
-    - master
-    - /^release\/v/
-    - /^v\d+\.\d+(\.\d+)?($|-)/
+    refs:
+      - master
+      - /^release\/v/
+      - /^v\d+\.\d+(\.\d+)?($|-)/
+    variables:
+      - $BOT_TRIGGER_WITH_LABEL == null
   when: on_success
   dependencies: []
   before_script: *do_nothing_before