localization: add missing German translations (#2120) #4384

Job	Run time
Prepare version string	6s
Build / Build Linux	3m 7s
Build / Build macOS (Apple Silicon)	3m 22s
Build / Build Windows x64	3m 37s
Build / Build macOS (Intel)	4m 1s
Build / Build Linux (arm64)	3m 25s
Build / Build Windows ARM64	3m 26s
Package / Package Linux (linux-x64)	1m 1s
Package / Package Windows (win-arm64)	26s
Package / Package macOS (osx-x64)	23s
Package / Package Linux (linux-arm64)	48s
Package / Package macOS (osx-arm64)	13s
Package / Package Windows (win-x64)	29s
	24m 24s

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