fix(NbTreeGrid): Add a provide for CDK_TABLE

[jkneepkens]

Since Angular 17.1.0 and above the NbTreeGrid component wasn't working due to this missing CDK_TABLE provider and was giving this error: NullInjectorError: No provider for InjectionToken CDK_TABLE!

Please read and mark the following check list before creating a pull request:

• [x] I read and followed the CONTRIBUTING.md guide.

Short description of what this resolves:

This fixes the issue where we get a NullInjectorError: No provider for InjectionToken CDK_TABLE! while using Nebular 13 & 14 in combination with Angular 17.1.0 and above. See issue: https://github.com/akveo/nebular/issues/3241