Rebrand the Lua debugger

[zuiderkwast]

No description provided.

[zuiderkwast]

Tested manually with ./valkey-cli --ldb --eval dummy.lua where the file contains

local x = server.call("get", "k")
server.breakpoint()
server.debug("hello server.debug")
redis.breakpoint()
redis.debug("hello redis.debug")
return x

[codecov]

Codecov Report

Attention: Patch coverage is 57.14286% with 6 lines in your changes missing coverage. Please review.

Project coverage is 70.02%. Comparing base (0700c44) to head (a3d9b0d).
Report is 2 commits behind head on unstable.

Additional details and impacted files

@@             Coverage Diff              @@
##           unstable     #603      +/-   ##
============================================
- Coverage     70.07%   70.02%   -0.06%     
============================================
  Files           110      110              
  Lines         59991    59993       +2     
============================================
- Hits          42038    42008      -30     
- Misses        17953    17985      +32     

Files	Coverage Δ
src/script_lua.c	90.14% <100.00%> (ø)
src/valkey-cli.c	51.49% <0.00%> (-0.08%)	⬇️
src/eval.c	56.07% <58.33%> (+0.04%)	⬆️

... and 8 files with indirect coverage changes