remove pr-approval workflow

.github/workflows/pr-approval.yml

@@ -1,12 +0,0 @@
-name: Manual PR Testing
-on: [pull_request]
-
-jobs:  
-  test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: trstringer/manual-approval@v1
-        with:
-          secret: ${{ secrets.DEVOPS_API_TOKEN }}
-          approvers: theguy951357,afeiszli,mattkasun,0xdcarns
-          minimum-approvals: 1