ci: don't run cron jobs on forks

Author: lishaduck

.github/workflows/notify-unreleased-commits.yml

@@ -7,6 +7,7 @@ on:
 jobs:
   notify:
     runs-on: ubuntu-22.04
+    if: github.repository_owner == 'wxt-dev'
     steps:
       - name: Checkout
         uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v5.0.0

.github/workflows/update-browser-package.yml

@@ -11,6 +11,7 @@ jobs:
   sync:
     name: 'Sync with @types/chrome'
     runs-on: ubuntu-latest
+    if: github.repository_owner == 'wxt-dev'
     permissions:
       contents: write # Push version changes
       id-token: write # OIDC for NPM publishing