desktop: Switch to the egui 0.30.0 release from git master #26908

Job	Run time
Paths filter	5s
Build for browser tests	2m 11s
Test Node.js 22 / ubuntu-24.04	4m 14s
Test Node.js 22 / windows-latest	6m 21s
Test Node.js ${{ matrix.node_version }} / ${{ matrix.os }}	0s
Test Node.js 23 / ubuntu-24.04	4m 29s
Test in ${{ matrix.browser }}	0s
Test Node.js 23 / windows-latest	5m 37s
Test in chrome	2m 0s
Test in firefox	2m 49s
Test in edge	2m 26s
	30m 12s

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