Update readonly and readwrite json

[hwware]

Update and align with the latest readonly.md and readwrite.md doc under https://github.com/valkey-io/valkey-doc/tree/main/commands

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.25%. Comparing base (28c5a17) to head (0209889).

Additional details and impacted files

@@             Coverage Diff              @@
##           unstable     #704      +/-   ##
============================================
+ Coverage     70.22%   70.25%   +0.02%     
============================================
  Files           110      110              
  Lines         60108    60108              
============================================
+ Hits          42213    42226      +13     
+ Misses        17895    17882      -13     

Files	Coverage Δ
src/commands.def	100.00% <ø> (ø)

... and 12 files with indirect coverage changes