chore(repo): disable gh workflows for forks (#15887)

.github/workflows/do-not-merge.yml

@@ -6,6 +6,7 @@ on:
 
 jobs:
   do-not-merge:
+    if: ${{ github.repository_owner == 'nrwl' }}
     name: Prevent Merging
     runs-on: ubuntu-latest
     steps:

.github/workflows/issue-notifier.yml

@@ -11,6 +11,7 @@ permissions:
 
 jobs:
   issues-report:
+    if: ${{ github.repository_owner == 'nrwl' }}
     runs-on: ubuntu-latest
     name: Report status
     steps:

.github/workflows/lock-threads.yml

@@ -14,6 +14,7 @@ concurrency:
 
 jobs:
   action:
+    if: ${{ github.repository_owner == 'nrwl' }}
     runs-on: ubuntu-latest
     steps:
       - uses: dessant/lock-threads@v4

.github/workflows/publish.yml

@@ -193,6 +193,7 @@ jobs:
 #          path: packages/*/*.node
 #          if-no-files-found: error
   publish:
+    if: ${{ github.repository_owner == 'nrwl' }}
     name: Publish
     runs-on: ubuntu-latest
     needs:

.github/workflows/schedule-stale.yml

@@ -1,10 +1,14 @@
 on:
   schedule:
     - cron: "0 0 * * *"
+
 name: Stale Bot workflow
+
 permissions: {}
+
 jobs:
   build:
+    if: ${{ github.repository_owner == 'nrwl' }}
     permissions:
       issues: write  #  to close stale issues (actions/stale)
       pull-requests: write  #  to close stale PRs (actions/stale)