Don't mention deprecated methods in docs #2875

Job	Run time
cross-targets (x86_64-sun-solaris)	1m 11s
alternative_targets (ubuntu-latest, wasm32-unknown-emscripten)	1m 59s
check-docs	19s
alternative_targets (ubuntu-latest, aarch64-apple-ios)	13s
cross-tests (ubuntu-latest)	1m 56s
alternative_targets (ubuntu-latest, aarch64-linux-android)	28s
features_check (ubuntu-latest)	5m 40s
no_std (ubuntu-latest, thumbv6m-none-eabi)	13s
features_check (macos-latest)	12m 50s
no_std (ubuntu-latest, x86_64-fortanix-unknown-sgx)	10s
rust_msrv (ubuntu-latest)	1m 19s
features_check (windows-latest)	9m 39s
rust_versions (ubuntu-latest, stable)	58s
rust_versions (ubuntu-latest, beta)	1m 5s
test_wasi (ubuntu-latest, wasm32-wasi)	28s
test_wasm (ubuntu-latest)	17s
rust_versions (ubuntu-latest, nightly)	1m 16s
timezones (ubuntu-latest, ACST-9:30)	1m 16s
timezones (ubuntu-latest, EST4)	1m 21s
timezones (ubuntu-latest, UTC0)	1m 30s
timezones (ubuntu-latest, Asia/Katmandu)	1m 23s
timezones (macos-latest, ACST-9:30)	1m 28s
timezones (macos-latest, EST4)	1m 30s
timezones (macos-latest, UTC0)	1m 0s
timezones (macos-latest, Asia/Katmandu)	1m 1s
timezones (windows-latest, ACST-9:30)	2m 7s
timezones (windows-latest, EST4)	2m 31s
timezones (windows-latest, UTC0)	2m 17s
timezones (windows-latest, Asia/Katmandu)	2m 46s
	1h 0m 11s

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