chore(ci): remove outdated action

it's not needed as the new discord action has nofail set by default

.github/workflows/ci.yml

@@ -291,15 +291,6 @@ jobs:
     if: github.event_name != 'schedule' && github.repository == 'freqtrade/freqtrade'
     steps:
 
-    - name: Check user permission
-      id: check
-      continue-on-error: true
-      uses: prince-chrismc/check-actor-permissions-action@d504e74ba31658f4cdf4fcfeb509d4c09736d88e # v3.0.2
-      with:
-        permission: "write"
-      env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
     - name: Discord notification
       uses: sarisia/actions-status-discord@eb045afee445dc055c18d3d90bd0f244fd062708 # v1.16.0
       if: steps.check.outputs.permitted == 'true' && ( github.event_name != 'pull_request' || github.event.pull_request.head.repo.fork == false)