github: remove PR audit workflow

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

.github/workflows/audit_pull_requests.yml

@@ -1,15 +0,0 @@
-name: Audit pull request
-on: pull_request
-
-jobs:
-  audit:
-    runs-on: ubuntu-latest
-    steps:
-    - name: Audit Netlify deploy preview
-      uses: jakejarvis/lighthouse-action@master
-      with:
-        netlify_site: 'msfjarvis-website-staging.netlify.com'
-    - uses: actions/upload-artifact@master
-      with:
-        name: report
-        path: './report'