update: workflow

Author: Lemon73-Computing

.github/workflows/ci.yml

@@ -11,14 +11,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Setup dotnet
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v4
       with:
         dotnet-version: |
-          6.0.x
-          7.0.x
+          8.0.x
 
     - name: Build
       run: ./build.sh
@@ -27,14 +26,13 @@ jobs:
     runs-on: windows-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Setup dotnet
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v4
       with:
         dotnet-version: |
-          6.0.x
-          7.0.x
+          8.0.x
 
     - name: Build
       run: |