Move security scan step into test job

The security step requires "npm install".

Author: wimpyprogrammer

.github/workflows/tests.yml

@@ -34,13 +34,7 @@ jobs:
         with:
           fail_ci_if_error: true
 
-  security:
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v2
-
-    - name: Run Snyk to check for vulnerabilities
-      uses: snyk/actions/node@master
-      env:
-        SNYK_TOKEN: ${{ secrets.SNYK_TOKEN }}
+      - name: Run Snyk to check for vulnerabilities
+        uses: snyk/actions/node@master
+        env:
+          SNYK_TOKEN: ${{ secrets.SNYK_TOKEN }}