chore: add checkout when running trivy

Author: jsiebens

.github/workflows/security-analysis.yml

@@ -14,8 +14,10 @@ jobs:
       contents: read
       security-events: write
     steps:
-      - name: Checkout repository
+      - name: Checkout
         uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v1
         with:
@@ -30,6 +32,10 @@ jobs:
       actions: read
       security-events: write
     steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
       - name: Run Trivy vulnerability scanner
         uses: aquasecurity/trivy-action@master
         with: