Bump actions/checkout from 3 to 4 (#178)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.

.github/workflows/build-docker.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up QEMU
       uses: docker/setup-qemu-action@v2

.github/workflows/codeql-analysis.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/release-build.yml

@@ -21,7 +21,7 @@ jobs:
           - goarch: arm
             goos: windows
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     # build the assets
     - uses: actions/setup-node@v3

.github/workflows/tests.yml

@@ -15,7 +15,7 @@ jobs:
     - uses: actions/setup-go@v4
       with:
         go-version: ${{ matrix.go-version }}
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/cache@v3
       with:
         path: |