PyReferenceExpression.multiFollowAssignmentsChain has an ability to not follow some references (PY-28243)

Update PyTypeHintsInspection to use it.

Improve processing `runtime` and `Protocol` from typing-extensions.
Improve processing decorators when one of them could be resolved to some of known decorators.

* Any
* NoReturn
* TypeVar
* Union
* Generic
* Generic inheritor (List, User class)
* Tuple
* Optional
* ClassVar
* Callable
* Type
* Protocol
* unknown

* Plain Generic inheritance
* Generic instantiation
* Generic parameters types and duplication
* Generic duplication
* Generic completeness

Implement checks about typevar name, placement and redefinition

Ui DSL — fix radio button and check box vertical alignment (after platform LaF border insets refactoring)

providers can also provide remote schemas, and we should handle that properly

This reverts commit 0a118da5

batch inspection: xml export should respect forced problem severity instead of inspection severity level