Updated workflows

Author: techiedesu

.github/workflows/build.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, macos-latest, ubuntu-latest]
-        dotnet: ['6.0.x']
+        dotnet: ['9.0.x']
     runs-on: ${{ matrix.os }}
 
     steps:

.github/workflows/gh-pages.yml

@@ -8,7 +8,7 @@ on:
 
 jobs:
   deploy:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v2
         with: