Bump alpine from 3.22 to 3.23 in /docker #194

Job	Run time
Windows (x86_64) release (crossbuild from Ubuntu x86_64, MinGW-w64)	1m 53s
Ubuntu (x86_64) release	2m 25s
macOS (x86_64) release	1m 15s
Ubuntu (x86_64) debug	1m 3s
	6m 36s

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