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

Author: renovate[bot]

.github/workflows/release.yml

@@ -9,7 +9,7 @@ jobs:
           node-version: 12
           registry-url: https://registry.npmjs.org/
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0 # gives standard-version access to all previous commits
       - name: generate tag and release body

.github/workflows/test.yml

@@ -4,7 +4,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: 
       run: |
         yarn install