localization: add translations for zh_CN and zh_TW #1657

Job	Run time
Prepare version string	5s
Build / Build Windows x64	3m 52s
Build / Build Windows ARM64	4m 32s
Build / Build macOS (Intel)	2m 42s
Build / Build macOS (Apple Silicon)	1m 53s
Build / Build Linux	2m 3s
Build / Build Linux (arm64)	2m 39s
Package / Package OSX app (osx-x64)	20s
Package / Package Linux (linux-x64)	52s
Package / Package OSX app (osx-arm64)	16s
Package / Package portable Windows app (win-x64)	9s
Package / Package Linux (linux-arm64)	46s
Package / Package portable Windows app (win-arm64)	14s
	20m 23s

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