CI: upgrade GitHub actions to latest (#631)

Move actions/checkout before actions/setup-go.
Upgrade actions/checkout to v4.
Upgrade actions/setup-go to v5.

Author: dolmen

.github/workflows/cron.yml

@@ -12,16 +12,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.x
-      uses: actions/setup-go@v2
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
       with:
         # Run on the latest minor release of Go 1.22:
         go-version: ^1.22
       id: go
 
-    - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
-
     - name: Ensure all files were formatted as per gofmt
       run: |
         [ "$(gofmt -l $(find . -name '*.go') 2>&1)" = "" ]

.github/workflows/pull.yml

@@ -11,16 +11,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.x
-      uses: actions/setup-go@v2
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
       with:
         # Run on the latest minor release of Go 1.22:
         go-version: ^1.22
       id: go
 
-    - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
-
     - name: Ensure all files were formatted as per gofmt
       run: |
         [ "$(gofmt -l $(find . -name '*.go') 2>&1)" = "" ]

.github/workflows/push.yml

@@ -11,16 +11,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.x
-      uses: actions/setup-go@v2
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
       with:
         # Run on the latest minor release of Go 1.22:
         go-version: ^1.22
       id: go
 
-    - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
-
     - name: Ensure all files were formatted as per gofmt
       run: |
         [ "$(gofmt -l $(find . -name '*.go') 2>&1)" = "" ]