* Updated ApplicationCore to net 5
* Updated Infrastructure project to net 5
* Updated BlazorShared project to net 5
* Updated PublicApi project to net 5
* Updated Web mvc project to net 5
* Updated BlazorAdmin project to net-5
* Updated FunctionalTests to net 5
* Updated UnitTests project to net 5
* Updated IntegrationTests project to net 5
* Fixed CSS specific bug in BlazorAdmin project
* Updated github action worflow yaml
* Changes the name to only .NET
* Removed hardcoded minor version from github action workflow.
* Removed commneted code.
* Removed minor versions from the docker file
* Updated dotnet-ef tool version configuration to net-5
* Removed old migration plans
* Added net5 migration plans
* Updated infrastructure projecti setting.
* Removed database error page related configuration
* Removed commented package.
