chore(deps): update actions/checkout action to v3 (#92)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

.github/workflows/server-CI.yaml

@@ -15,7 +15,7 @@ jobs:
         working-directory: server
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Setup node
         uses: actions/setup-node@v3
         with: