Bump Ubuntu Version in GH Actions (Close #85)

PR #86
* Bump Ubuntu Version
* Bump `upload-artifact` version

Author: Jack-Keene

.github/workflows/activation.yml

@@ -4,15 +4,15 @@ on:
 jobs:
   activation:
     name: Request manual activation file 🔑
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       # Request manual activation file
       - name: Request manual activation file
         id: getManualLicenseFile
         uses: game-ci/unity-request-activation-file@v2
       # Upload artifact (Unity_v20XX.X.XXXX.alf)
       - name: Expose as artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ steps.getManualLicenseFile.outputs.filePath }}
           path: ${{ steps.getManualLicenseFile.outputs.filePath }}

.github/workflows/build.yml

@@ -4,13 +4,13 @@ on: [push]
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       # Checkout
       - name: Checkout repository
         uses: actions/checkout@v3
 
-      - uses: actions/setup-dotnet@v3
+      - uses: actions/setup-dotnet@v4
         with:
           dotnet-version: '5.0.x'
 
@@ -51,7 +51,7 @@ jobs:
           testMode: editmode
           githubToken: ${{ secrets.GITHUB_TOKEN }}
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         if: always()
         with:
           name: Test results
@@ -69,7 +69,7 @@ jobs:
           allowDirtyBuild: true
 
       # Output
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: Build
           path: build