chore(deps): update actions/checkout action to v7

Author: renovate[bot]

.github/workflows/audit.yml

@@ -22,7 +22,7 @@ jobs:
   audit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: actions/setup-node@v4
         with:
           node-version: "20"

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: actions/setup-node@v4
         with:
           node-version: "20"