feat: add rediscluster for sessions (#12)

* feat: add rediscluster

* update tests.yml

* update tests.yml

* update tests.yml

* use go-redis

* gofumpt

* update test

* update test

* update license

* chore: add lint

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Co-authored-by: kinggo <lilong.21@bytedance.com>

optimize: provides an API to help users modify data using session_id (#9

)

* chore: add redis store vendor

* feat: add SaveSessionWithoutContext and LoadSessionBySessionId

* feat: add SaveSessionWithoutContext and LoadSessionBySessionId

* feat: add SaveSessionWithoutContext and LoadSessionBySessionId

* chore: upgrade hertz version

* test: add unit test

style: improve function sign

docs: add statement about sessions (#4)

docs: add statement about sessions (#4)