ci(github-actions): Update actions/checkout

Author: ubolonton

.github/workflows/main.yml

@@ -41,7 +41,7 @@ jobs:
           rustc -Vv
           cargo -V
 
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Build
         run: ./bin/build
@@ -70,7 +70,7 @@ jobs:
           rustc -Vv
           cargo -V
 
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Build
         run: ./bin/build

.github/workflows/shell.yml

@@ -16,7 +16,7 @@ jobs:
   build:
     runs-on: ${{ github.event.inputs.platform }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         ref: ${{ github.event.inputs.revision }}
     - uses: mxschmitt/action-tmate@v3