Replace instant with web_time #6911

Job	Run time
android	1m 27s
cargo-deny aarch64-apple-darwin	3m 49s
cargo-deny aarch64-linux-android	4m 29s
cargo-deny i686-pc-windows-gnu	4m 43s
cargo-deny i686-pc-windows-msvc	4m 40s
cargo-deny i686-unknown-linux-gnu	3m 44s
cargo-deny wasm32-unknown-unknown	3m 53s
cargo-deny x86_64-apple-darwin	3m 47s
cargo-deny x86_64-pc-windows-gnu	4m 28s
cargo-deny x86_64-pc-windows-msvc	4m 40s
cargo-deny x86_64-unknown-linux-gnu	3m 48s
cargo-deny x86_64-unknown-linux-musl	3m 54s
cargo-deny x86_64-unknown-redox	4m 30s
Check wasm32 + wasm-bindgen	6m 2s
Format + check + test	8m 49s
Check Windows	3m 33s
	1h 10m 16s

Provide feedback