Add support for RedisJSON 2.0 full JSONPath syntax

[gkorland]

Please notice all the commands can now get full jsonpath, i.e. dynamic paths that start with a $ sign.
As a result all the commands can now return multi parts of the JSON.
see: https://oss.redis.com/redisjson/commands/

[Shivam010]

@gkorland Thanks for the update. We'll look into it

[kaustubhmallik]

Hi @Shivam010, is it still available to be picked? If so, I would love to give it a try.

[Shivam010]

Hello @kaustubhmallik, yes it is available, go ahead and let me know if you need any help.

[jiteshchawla1511]

Hi @Shivam010 can i work on this issue if its available

[Shivam010]

Hi! Thanks for the help. Yes! It's available! I don't think Kaustubh is working on it :)

[jiteshchawla1511]

Hi @Shivam010,yesterday i started working on this issue. Um problem its my first time contributing to a codebase and i am not able to understand exactly what i have to implement. if possible some inputs from your side, that will be really helpful 😅