Implement the LCS command and deprecate STRALGO

[tishun]

Feature Request

Deprecate the STRALGO command and implement the LCS in its place

Is your feature request related to a problem? Please describe

With redis/redis#9744 the STRALGO command was deprecated in Redis 7.0
Tests that test the STRALGO command have not been running since the pipeline only uses latest Redis versions

Describe the solution you'd like

Implement the LCS command

Describe alternatives you've considered

For users of the Lettuce driver the only possible solution now is to use the Custom commands