fix(rsx): formatted attribute merging #8077

Job	Run time
Check MSRV	35s
Test Suite	2m 51s
Test Suite with Optimizations	2m 52s
Rustfmt	18s
Check	1m 12s
Docs	1m 34s
Clippy	1m 17s
matrix_test (aarch64-apple-darwin, macos-latest, 1.84.0, false, test, --all --tests)	2m 41s
matrix_test (x86_64-apple-darwin, macos-13, 1.84.0, false, test, --all --tests)	7m 4s
matrix_test (aarch64-apple-ios, macos-latest, 1.84.0, false, build, --package dioxus-mobile)	58s
matrix_test (aarch64-linux-android, ubuntu-latest, 1.84.0, true, build, --package dioxus-mobile)	1m 23s
nix (ubuntu-latest)	6m 34s
nix (macos-latest)	9m 40s
Playwright Tests	4m 38s
cargo test \| windows	6m 58s
	50m 35s

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