Bump flexi_logger from 0.25.6 to 0.27.2 #711

Job	Run time
check	5m 51s
matrix	20s
test-client-check	1m 45s
test-client-matrix	18s
test-client-clippy	1m 52s
Build test client (x86_64-unknown-linux-musl)	3m 11s
Build test client (i686-unknown-linux-musl)	2m 38s
Build test client (armv7-unknown-linux-musleabihf)	3m 31s
Build test client (aarch64-unknown-linux-musl)	2m 29s
Build test client (x86_64-unknown-freebsd)	2m 43s
Build test client (.exe, x86_64-pc-windows-gnu)	3m 2s
tests	18m 59s
build (x86_64-unknown-linux-musl)	13m 6s
Check MSRV	2m 4s
clippy	9m 5s
build (i686-unknown-linux-musl)	12m 58s
build (armv7-unknown-linux-musleabihf)	12m 57s
build (aarch64-unknown-linux-musl)	13m 0s
build (x86_64-unknown-freebsd)	11m 25s
Package nightly release	23m 39s
	2h 24m 53s

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