Bump actions/checkout from 4 to 5 (#165)

* Update main.yml

* Update tidy.yml

.github/workflows/main.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
 
     - name: Checkout repository
-      uses: actions/checkout@v4.2.2
+      uses: actions/checkout@v5
       
     - name: Setup Golang
       uses: actions/setup-go@v5.4.0

.github/workflows/tidy.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout our repository
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v5
         with:
           fetch-depth: '0'