Remove unnecessary checkout

Author: Ben Sullivan

.github/workflows/main.yml

@@ -4,11 +4,6 @@ jobs:
   security:
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout repo for running secrets analysis within workflow
-        id: checkout
-        uses: actions/[email protected]
-        with:
-          fetch-depth: 0
       - name: Exposure Analysis Step
         id: exposure
         uses: SecureStackCo/[email protected]