Move to recommended semgrep github workflow action

.github/workflows/semgrep.yml

@@ -24,19 +24,15 @@ jobs:
       actions: read # only required for a private repository by github/codeql-action/upload-sarif to get the Action run status
     name: Scan
     runs-on: ubuntu-latest
+    container:
+      image: returntocorp/semgrep
+      options: --user 1001
     steps:
       # Checkout project source
       - uses: actions/checkout@v3
-
-      # Scan code using project's configuration on https://semgrep.dev/manage
-      - uses: returntocorp/semgrep-action@fcd5ab7459e8d91cb1777481980d1b18b4fc6735
-        with:
-          publishToken: ${{ secrets.SEMGREP_APP_TOKEN }}
-          publishDeployment: ${{ secrets.SEMGREP_DEPLOYMENT_ID }}
-          generateSarif: "1"
-
-      # Upload SARIF file generated in previous step
-      - name: Upload SARIF file
+      # Run the "semgrep ci" command on the command line of the docker image.
+      - run: semgrep ci --sarif > semgrep.sarif
+      - name: Upload SARIF file for GitHub Advanced Security Dashboard
         uses: github/codeql-action/upload-sarif@v2
         with:
           sarif_file: semgrep.sarif