Update sealed requirement from 0.5 to 0.6 #810

Job	Run time
rustfmt	14s
clippy	39s
feature (<none>)	36s
MSRV (1.81.0, cucumber-codegen, ubuntu)	1m 5s
feature (macros)	38s
rustdoc (cucumber-codegen)	28s
MSRV (1.81.0, cucumber-codegen, macOS)	1m 20s
feature (timestamps)	33s
MSRV (1.81.0, cucumber-codegen, windows)	2m 5s
feature (output-json)	35s
rustdoc (cucumber)	56s
MSRV (1.81.0, cucumber, ubuntu)	3m 12s
feature (output-junit)	35s
MSRV (1.81.0, cucumber, macOS)	3m 7s
feature (libtest)	35s
MSRV (1.81.0, cucumber, windows)	4m 25s
feature (tracing)	37s
test (cucumber-codegen, stable, ubuntu)	48s
test (cucumber-codegen, stable, macOS)	44s
test (Book, ubuntu)	5m 32s
test (Book, macOS)	5m 16s
test (Book, windows)	7m 27s
test (cucumber-codegen, stable, windows)	1m 55s
test (cucumber-codegen, beta, ubuntu)	55s
test (cucumber-codegen, beta, macOS)	49s
test (cucumber-codegen, beta, windows)	1m 42s
test (cucumber-codegen, nightly, ubuntu)	1m 25s
test (cucumber-codegen, nightly, macOS)	1m 15s
test (cucumber-codegen, nightly, windows)	2m 30s
test (cucumber, stable, ubuntu)	2m 58s
test (cucumber, stable, macOS)	2m 52s
test (cucumber, stable, windows)	4m 39s
test (cucumber, beta, ubuntu)	3m 0s
test (cucumber, beta, macOS)	2m 49s
test (cucumber, beta, windows)	4m 10s
test (cucumber, nightly, ubuntu)	3m 15s
test (cucumber, nightly, macOS)	3m 27s
test (cucumber, nightly, windows)	4m 53s
pr	1s
release (GitHub)	0s
deploy (Book)	0s
publish (crates.io)	0s
	1h 24m 2s

Provide feedback