ci: explicit tool manifest path for tool restore

.gitea/workflows/ci.yml

@@ -37,7 +37,7 @@ jobs:
             nuget-${{ runner.os }}-
       - name: Restore tools
         shell: powershell
-        run: dotnet tool restore
+        run: dotnet tool restore --tool-manifest .config/dotnet-tools.json
       - name: Restore
         shell: powershell
         run: dotnet restore src/RgbLedStripController/RgbLedStripController.csproj --configfile NuGet.Config
@@ -81,7 +81,7 @@ jobs:
             nuget-${{ runner.os }}-
       - name: Restore tools
         shell: powershell
-        run: dotnet tool restore
+        run: dotnet tool restore --tool-manifest .config/dotnet-tools.json
       - name: Assert tag matches csproj version
         shell: powershell
         run: |