Remove this.waitForAbsent() from page objects (#6417) #36001

Job	Run time
cargo-tests	10m 52s
formatting	2m 0s
relative-imports	6s
spelling	4m 8s
ShellCheck	22s
svelte-lint	1m 30s
vitest-shard-1-of-2	4m 18s
vitest-shard-2-of-2	4m 10s
Config is as expected	31s
Can get NNS proposal args	0s
Migration test utilities work	20s
minor-version-bump-works	1m 36s
IC Commit	25s
Release template	3m 37s
small-tests (ubuntu-20.04)	1m 35s
The nns-dapp npm and cargo versions should match	1m 1s
small-tests (macos-13)	1m 47s
checks-pass	5s
	38m 23s

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