feat: add Valkey as a native store #4501

Job	Run time
mypy	1m 7s
validate	16s
slotscheck	21s
pyright	40s
Test server integration (uvicorn<0.27.0)	44s
Test Minimal Application with Base Dependencies	15s
Test Minimal Pydantic 1 application	17s
Test server integration (uvicorn>=0.27.0)	42s
test-platform-compat	0s
test (3.10) / test	1m 44s
test (3.11) / test	1m 33s
test (3.12) / test	3m 7s
test (3.8) / test	2m 47s
test (3.9) / test	1m 52s
build-docs	2m 33s
upload-test-coverage	18s
codeql	2m 15s
sonar	0s
	20m 31s

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