chore: bump version to 0.9.1 #70

Job	Run time
format	13s
doc	26s
check	12s
check-minimal	23s
test (stable, --no-default-features)	18s
test (stable, --no-default-features --features "mio06")	19s
test (stable, --no-default-features --features "mio07")	13s
test (stable, --no-default-features --features "mio08")	27s
test (stable, --no-default-features --features "mio10")	20s
test (stable, --no-default-features --features "hwdb")	19s
test (stable)	29s
test (beta, --no-default-features)	19s
test (beta, --no-default-features --features "mio06")	18s
test (beta, --no-default-features --features "mio07")	24s
test (beta, --no-default-features --features "mio08")	24s
test (beta, --no-default-features --features "mio10")	20s
test (beta, --no-default-features --features "hwdb")	18s
test (beta)	24s
test (nightly, --no-default-features)	27s
test (nightly, --no-default-features --features "mio06")	19s
test (nightly, --no-default-features --features "mio07")	20s
test (nightly, --no-default-features --features "mio08")	21s
test (nightly, --no-default-features --features "mio10")	25s
test (nightly, --no-default-features --features "hwdb")	18s
test (nightly)	20s
publish	3m 26s
	12m 2s

Provide feedback