Revert "Enable no-response workflow. (#937)" (#938)

.github/workflows/no-response.yaml

@@ -1,34 +0,0 @@
-name: No Response
-
-# Both `issue_comment` and `scheduled` event types are required for this Action
-# to work properly.
-on:
-  issue_comment:
-    types: [created]
-  schedule:
-    # Schedule for five minutes after the hour, every hour
-    - cron: '5 * * * *'
-
-# By specifying the access of one of the scopes, all of those that are not
-# specified are set to 'none'.
-permissions:
-  issues: write
-
-jobs:
-  noResponse:
-    runs-on: ubuntu-latest
-    if: ${{ github.repository == 'flutter/samples' }}
-    steps:
-      - uses: lee-dohm/no-response@caff5e7de24d19659c31dda1ff2520a3f6a88370
-        with:
-          token: ${{ github.token }}
-          # Comment to post when closing an Issue for lack of response. Set to `false` to disable
-          closeComment: >
-            Without additional information we're not able to resolve this issue,
-            so it will be closed at this time. You're still free to add more info
-            and respond to any questions above, though. We'll reopen the case
-            if you do. Thanks for your contribution!
-          # Number of days of inactivity before an issue is closed for lack of response.
-          daysUntilClose: 21
-          # Label requiring a response.
-          responseRequiredLabel: "waiting for customer response"