Web: fix `ControlFlow::WaitUntil` to never wake up before the giv… #81

Job	Run time
Check formatting	18s
Run cargo-deny on Android	26s
Run cargo-deny on iOS	31s
Test stable Windows 64bit MSVC	2m 31s
Run cargo-deny on Linux	29s
Test stable Windows 32bit MSVC	2m 41s
Run cargo-deny on macOS	26s
Test stable Windows 64bit GNU	3m 19s
Run cargo-deny on Redox OS	28s
Test stable Windows 32bit GNU	3m 16s
Run cargo-deny on web	34s
Test stable Linux 32bit	6m 44s
Run cargo-deny on Windows	31s
Test stable Linux 64bit	4m 51s
Test stable X11	4m 15s
Test stable Wayland	3m 12s
Test stable Android	1m 36s
Test stable Redox OS	42s
Test stable macOS	2m 20s
Test stable iOS x86_64	3m 17s
Test stable iOS Aarch64	1m 53s
Test stable web	1m 33s
Test nightly Windows 64bit MSVC	2m 20s
Test nightly Windows 32bit MSVC	2m 23s
Test nightly Windows 64bit GNU	3m 32s
Test nightly Windows 32bit GNU	3m 16s
Test nightly Linux 32bit	5m 49s
Test nightly Linux 64bit	4m 47s
Test nightly X11	3m 46s
Test nightly Wayland	2m 39s
Test nightly Android	2m 37s
Test nightly Redox OS	33s
Test nightly macOS	1m 25s
Test nightly iOS x86_64	1m 13s
Test nightly iOS Aarch64	2m 4s
Test nightly web	1m 17s
Test 1.65.0 Windows 64bit MSVC	5m 27s
Test 1.65.0 Windows 32bit MSVC	6m 35s
Test 1.65.0 Windows 64bit GNU	5m 20s
Test 1.65.0 Windows 32bit GNU	6m 8s
Test 1.65.0 Linux 32bit	5m 46s
Test 1.65.0 Linux 64bit	5m 56s
Test 1.65.0 X11	4m 33s
Test 1.65.0 Wayland	4m 33s
Test 1.65.0 Redox OS	4m 3s
Test 1.65.0 macOS	7m 5s
Test 1.65.0 iOS x86_64	6m 8s
Test 1.65.0 iOS Aarch64	5m 17s
Test 1.65.0 web	4m 21s
Test 1.69.0 Android	2m 32s
	2h 37m 18s

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