feat(web): using `None` instead of `Element` (#3012) #7074

Job	Run time
Check MSRV	2m 15s
Check	2m 16s
Clippy	2m 13s
Docs	2m 13s
Rustfmt	27s
Check For Invalid Links	11s
Playwright Tests	2m 10s
matrix_test (x86_64-pc-windows-msvc, windows-latest, 1.79.0, false, test, --all --tests)	1m 58s
Test Suite with Optimizations	2m 8s
matrix_test (aarch64-apple-darwin, macos-latest, 1.79.0, false, test, --all --tests)	2m 12s
Test Suite	2m 8s
Check for typos	4s
matrix_test (x86_64-apple-darwin, macos-13, 1.79.0, false, test, --all --tests)	2m 11s
matrix_test (aarch64-apple-ios, macos-latest, 1.79.0, false, build, --package dioxus-mobile)	1m 13s
matrix_test (aarch64-linux-android, ubuntu-latest, 1.79.0, true, build, --package dioxus-mobile)	1m 43s
	25m 22s

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