Update .NET to 8.0.304 and add UseDotnet task to CI (#1691)

Author: adityapatwardhan

.ci/ci.yml

@@ -31,6 +31,10 @@ stages:
 
     steps:
 
+    - task: UseDotNet@2
+      inputs:
+        useGlobalJson: true
+
     - pwsh: |
         Get-ChildItem -Path env:
       displayName: Capture environment for build

.github/workflows/codeql-analysis.yml

@@ -24,7 +24,7 @@ jobs:
       security-events: write  # for github/codeql-action/analyze to upload SARIF results
     name: Analyze
     runs-on: ubuntu-latest
-   
+
     strategy:
       fail-fast: false
       matrix:
@@ -33,27 +33,31 @@ jobs:
           build-mode: manual
         # If you are analyzing a compiled language, you can modify the 'build-mode' for that language to customize how
         # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
-    
+
     steps:
     - name: Checkout repository
       uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
 
+    - uses: actions/setup-dotnet@v4
+      with:
+        global-json-file: global.json
+
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@d39d31e687223d841ef683f52467bd88e9b21c14 # v3.25.3
       with:
         languages: ${{ matrix.language }}
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
-    
+
     - run: |
         Get-ChildItem .
       name: Capture env
-      
+
     - run: |
         .\build.ps1 -Clean -Build
       name: Build
-      
+
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@d39d31e687223d841ef683f52467bd88e9b21c14 # v3.25.3
       with:

global.json

@@ -1,5 +1,5 @@
 {
     "sdk": {
-        "version": "8.0.300"
+        "version": "8.0.304"
     }
 }