ux: add margin between scroll-right button and new tab button #3746

Job	Run time
Prepare version string	4s
Build / Build Linux (arm64)	3m 12s
Build / Build macOS (Apple Silicon)	3m 12s
Build / Build Linux	3m 6s
Build / Build Windows ARM64	4m 3s
Build / Build macOS (Intel)	3m 36s
Build / Build Windows x64	3m 48s
Package / Package Windows (win-x64)	25s
Package / Package Linux (linux-x64)	51s
Package / Package Linux (linux-arm64)	53s
Package / Package Windows (win-arm64)	27s
Package / Package macOS (osx-arm64)	24s
Package / Package macOS (osx-x64)	23s
	24m 24s

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