Remove broken CI job

.github/workflows/links.yml

@@ -1,16 +0,0 @@
-name: Links
-on:
-  schedule:
-    # Run at 00:00 UTC every Sunday
-    - cron: '0 0 * * */7'
-env:
-  FORCE_COLOR: 1
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - name: Validate that links are up
-        uses: simeg/urlsup-action@v1.0.0
-        with:
-          args: readme.md --threads 10