Upgrade official GitHub actions to v4

Remove dorny/test-reporter since it does not support the artifact v4 actions

dorny/test-reporter#363

.github/workflows/continuous-integration.yml

@@ -23,13 +23,13 @@ jobs:
     name: Run tests and create NuGet package
     steps:
       - name: Checkout git repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install .NET SDK
-        uses: actions/setup-dotnet@v3
+        uses: actions/setup-dotnet@v4
       - name: Retrieve cached NuGet packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.nuget/packages
           key: ${{ runner.os }}-nuget-${{ hashFiles('**/packages.lock.json') }}
@@ -42,24 +42,17 @@ jobs:
       - name: Run tests
         run: dotnet test --no-build
       - name: Upload received files from failing tests
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: failure()
         with:
           name: Received-${{ runner.os }}
           path: "**/*.received.*"
       - name: Upload test results
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: always()
         with:
           name: TestResults (${{ runner.os }})
           path: TestResults-*.html
-      - name: Test Report
-        uses: dorny/test-reporter@v1
-        if: always()
-        with:
-          name: Test Results (${{ runner.os }})
-          path: TestResults-*.trx
-          reporter: dotnet-trx
       - name: Upload coverage report to Codecov
         if: matrix.os == 'ubuntu-latest'
         uses: codecov/codecov-action@v3
@@ -77,7 +70,7 @@ jobs:
         run: dotnet pack --no-build --output .
       - name: Upload NuGet package artifact
         if: matrix.os == 'ubuntu-latest'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: NuGet package
           path: "*.nupkg"
@@ -95,7 +88,7 @@ jobs:
           git tag --list ${{ github.ref_name }} --format='%(contents)' > ReleaseNotes.md
       - name: Upload release notes
         if: matrix.os == 'ubuntu-latest' && startsWith(github.ref, 'refs/tags/')
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Release Notes
           path: ReleaseNotes.md
@@ -108,11 +101,11 @@ jobs:
     name: Publish NuGet package and create GitHub release
     steps:
       - name: Download NuGet package artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: NuGet package
       - name: Download release notes artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: Release Notes
       - name: Create GitHub Release