ci: drop sentry setup for PRs (#17557)

.circleci/config.yml

@@ -509,16 +509,6 @@ workflows:
       - build-api-spec:
           requires:
             - setup
-      - sentry:
-          context: matterbuild-sentry
-          requires:
-            - check-app-layers
-            - check-store-layers
-            - check-mocks
-            - check-migrations
-            - check-mattermost-vet
-            - check-golangci-lint
-            - build-api-spec
       - build:
           requires:
             - check-app-layers