add support for redis v9

[YafimK]

This updates the support for go-redis libary to latest v9

[coveralls]

Pull Request Test Coverage Report for Build 4520503214

• 2 of 2 (100.0%) changed or added relevant lines in 1 file are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage decreased (-0.08%) to 94.656%

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Files with Coverage Reduction	New Missed Lines	%
rejson.go	1	95.15%
<!--	Total:	1		-->

Totals
Change from base Build 2842758614:	-0.08%
Covered Lines:	124
Relevant Lines:	131

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💛 - Coveralls

[d0x7]

Seems all requested changes were made to me, right? When is this due to merge? I'd be more than happy to be able to use this.

[Shivam010]

Sorry for the delay. Looks like we are all set. Thanks for the PR @YafimK