[FEA] Add support for `REGEXP_SUBSTR`

[andygrove]

Is your feature request related to a problem? Please describe.

Spark recently added support for REGEXP_SUBSTR in https://github.com/apache/spark/commit/5adcddb87a052ce8e3b3c917c61f019bea5532ae

Describe the solution you'd like Support this on GPU

Describe alternatives you've considered None

Additional context None

[revans2]

This is for a runtime replaceable operator. So if we support RegExpExtract, then there is nothing more we need to do. We might want to add a test for RegExpSubString just to be sure that the replacements are happening as we expect them to. But it should just work out of the box.

[anthony-chang]

Blocked until the build can compile, when https://github.com/NVIDIA/spark-rapids/issues/5806, https://github.com/NVIDIA/spark-rapids/issues/5807, and https://github.com/NVIDIA/spark-rapids/issues/5827 are resolved