v239.0.0 + .NET 9 (#1475)

yeag

---------

Co-authored-by: Pieter-Jan Briers <pieterjan.briers+git@gmail.com>
Co-authored-by: Leon Friedrich <60421075+ElectroJr@users.noreply.github.com>

(cherry picked from commit 64a389a1158d22fbe7cdbe0a71d223b66dcfd5b6)

.github/workflows/build-docfx.yml

@@ -21,7 +21,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v3.2.0
       with:
-        dotnet-version: 8.0.100
+        dotnet-version: 9.0.100
 
     - name: Install dependencies
       run: dotnet restore

.github/workflows/build-map-renderer.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v3.2.0
         with:
-          dotnet-version: 8.0.100
+          dotnet-version: 9.0.100
 
       - name: Install dependencies
         run: dotnet restore

.github/workflows/build-test-debug.yml

@@ -36,7 +36,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v3.2.0
       with:
-        dotnet-version: 8.0.100
+        dotnet-version: 9.0.100
 
     - name: Install dependencies
       run: dotnet restore

.github/workflows/publish.yml

@@ -22,7 +22,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v3.2.0
       with:
-        dotnet-version: 8.0.100
+        dotnet-version: 9.0.100
 
     - name: Get Engine Tag
       run: |

.github/workflows/test-packaging.yml

@@ -51,7 +51,7 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v3.2.0
         with:
-          dotnet-version: 8.0.100
+          dotnet-version: 9.0.100
 
       - name: Install dependencies
         run: dotnet restore

.github/workflows/yaml-linter.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v3.2.0
         with:
-          dotnet-version: 8.0.100
+          dotnet-version: 9.0.100
       - name: Install dependencies
         run: dotnet restore
       - name: Build