ci/cd - add missing prepare for prod tests

.github/workflows/prod.yml

@@ -347,6 +347,12 @@ jobs:
           ignore-unfixed: false
           severity: UNKNOWN,LOW,MEDIUM,HIGH,CRITICAL
 
+      # Prepare tests
+      - name: Install tests dependencies
+        run: pip3 install -r ./tests/requirements.txt
+      - name: Set variables
+        run: cat /opt/.runner_env >> $GITHUB_ENV
+
       # Run tests
       - name: Run Docker tests
         run: ./tests/main.py "docker"