chore: Remove semgrep (#120)

Author: marcsanmi

.github/workflows/push_pr.yml

@@ -20,10 +20,6 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: newrelic/newrelic-infra-checkers@v1
-      - name: Semgrep
-        uses: returntocorp/semgrep-action@v1
-        with:
-          auditOn: push
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v3
         continue-on-error: ${{ github.event_name != 'pull_request' }}