Add parameter CodeFixProvider: Add support for `this` and `base` constructor initializers invocations. (#29061)

* Add support for this and base constructor initializers invocations.

* Add WorkItem attribute to tests.

* Fix error comments on tests.

* Added tests for VB.

* Refactor RegisterCodeFixesAsync.

* Change visibility of some methods from protected to private and make some methods static.

* Remove Async prefix from synchronous methods.

* Simplify method signatures of "GetDataForFix_" methods.

* Incorporated code review.

* Return empty fixData to exit the loop if a known but unfixable node is found.

* Handle VBs Me.New() calls properly.

* Move method to make the PR diff easier to read.

* Unify removal of constructor candidates.

* Used named args for bool.

* Added copyright banner.