ux: change the width of notification popup to 480px (#556) #1500

Job	Run time
Prepare version string	4s
Build / Build Windows x64	3m 11s
Build / Build Windows ARM64	3m 10s
Build / Build macOS (Intel)	3m 11s
Build / Build macOS (Apple Silicon)	1m 47s
Build / Build Linux	2m 5s
Build / Build Linux (arm64)	2m 31s
Package / Package OSX app (osx-x64)	19s
Package / Package portable Windows app (win-x64)	12s
Package / Package Linux (linux-x64)	1m 2s
Package / Package OSX app (osx-arm64)	17s
Package / Package portable Windows app (win-arm64)	10s
Package / Package Linux (linux-arm64)	55s
	18m 54s

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