Deps: Adjust code for deprecation of `toml_edit::Document`. #585

Job	Run time
miri	1m 52s
deny	44s
incremental-mutants	0s
build (ubuntu, stable, locked, true)	19m 51s
build (windows, stable, locked, false)	35m 28s
no_std	41s
build (macos, stable, locked, false)	17m 27s
build (ubuntu, nightly, locked, false)	5m 25s
build (ubuntu, beta, locked, false)	19m 17s
build (ubuntu, stable, latest, false)	19m 23s
build (ubuntu, stable, minimal, false)	1m 54s
fuzz	16m 21s
deploy	9s
features	29m 44s
	2h 48m 16s

Provide feedback