refactor: better way to calculate length of commit subject #3973

Job	Run time
Prepare version string	6s
Build / Build Windows ARM64	4m 12s
Build / Build Linux (arm64)	3m 23s
Build / Build Windows x64	4m 26s
Build / Build macOS (Intel)	4m 30s
Build / Build Linux	3m 24s
Build / Build macOS (Apple Silicon)	3m 19s
Package / Package macOS (osx-x64)	20s
Package / Package Linux (linux-arm64)	57s
Package / Package Windows (win-x64)	35s
Package / Package Windows (win-arm64)	25s
Package / Package macOS (osx-arm64)	20s
Package / Package Linux (linux-x64)	57s
	26m 54s

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