[clang-tools-extra] [clang-tidy] Enhance modernize-use-starts-ends-with to handle substr patterns (PR #116033)

[Helmut Januschka via cfe-commits]

hjanuschka wrote:

@EugeneZelenko your comments have been resolved, but i am unable to mark them due to force push

https://github.com/llvm/llvm-project/pull/116033