Fix screenshare window close delay #16

Job	Run time
precommit / pre-commit	1m 8s
tauri-rust / check-files	7s
hopp-core / check-files	5s
hopp-core / Lint (clippy) (windows-latest, x86_64-pc-windows-msvc)	4s
hopp-core / Build on macos-latest	16m 28s
hopp-core / Lint (clippy) (macos-latest, aarch64-apple-darwin)	1s
hopp-core / Build on windows-latest	11m 4s
hopp-core / fmt	9s
hopp-core / Build on macos-latest	8m 49s
tauri-rust / Build on macos-latest	2m 53s
tauri-rust / fmt	10s
tauri-rust / Lint (clippy) (macos-latest, aarch64-apple-darwin)	1s
tauri-rust / Lint (clippy) (windows-latest, x86_64-pc-windows-msvc)	3s
tauri-rust / Build on windows-latest	4m 39s
tauri-rust / Build on macos-latest	48s
	46m 29s

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