chore(deps): bump redis from 0.26.0 to 0.27.4 #998

Job	Run time
check	4m 58s
matrix	43s
test-client-check	1m 47s
test-client-matrix	43s
test-client-clippy	3m 33s
Build test client (x86_64-unknown-linux-musl)	4m 32s
Build test client (i686-unknown-linux-musl)	5m 21s
Build test client (armv7-unknown-linux-musleabihf)	4m 44s
Build test client (aarch64-unknown-linux-musl)	4m 52s
Build test client (x86_64-unknown-freebsd)	4m 30s
Build test client (.exe, x86_64-pc-windows-gnu)	5m 2s
Check MSRV	0s
clippy	0s
build	0s
tests	0s
Package nightly release	0s
	40m 45s

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