Inspection: Cache and bechmark are not reported as an error

[Xewar313]

Snakemake does not allow setting benchmark and cache for the same rule - it should be reported as error, but snakecharm does not detect it
snakemake/snakemake#2335

[iromeo]

Docs: https://snakemake.readthedocs.io/en/stable/executing/caching.html#between-workflow-caching

[iromeo]

released 7.30.2

Allowed values: Need completion for it:
cache: True # allowed values: "all", "omit-software", True

[iromeo]

4bf1d4d
wrong commit mentioning