chore(deps): update actions/checkout action to v4 (#695)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Ben M <[email protected]>

Author: renovate[bot]

.github/workflows/snyk_sca_scan.yaml

@@ -15,7 +15,7 @@ jobs:
       matrix:
         node-version: [20.x]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Setting up Node
         uses: actions/setup-node@v3
         with:

.github/workflows/snyk_static_analysis_scan.yaml

@@ -10,7 +10,7 @@ jobs:
   Snyk_SAST_Scan:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: snyk/actions/setup@master
       - name: Perform Static Analysis Test
         env: