ci: eliminate github action warning

Author: cnblogs-dudu

.github/workflows/pack.yml

@@ -10,8 +10,8 @@ jobs:
     environment: nuget
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-dotnet@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-dotnet@v4
         with:
           dotnet-version: '8'
       - name: Nuget Push