Bump dotnet/sdk in /ch9_release/src/Tailwind.Traders.Web

Bumps dotnet/sdk from 5.0 to 6.0.101.

---
updated-dependencies:
- dependency-name: dotnet/sdk
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

ch9_release/src/Tailwind.Traders.Web/Dockerfile.develop

@@ -6,7 +6,7 @@ RUN npm install
 COPY ClientApp/ .
 RUN npm run build
 
-FROM mcr.microsoft.com/dotnet/sdk:5.0
+FROM mcr.microsoft.com/dotnet/sdk:6.0.101
 ENV BuildingDocker true
 ARG BUILD_CONFIGURATION=Debug
 ENV ASPNETCORE_ENVIRONMENT=Development