expand: address a cognitive_complexity warnings #7936

Job	Run time
L10n/Clap Error Localization Test	1m 0s
L10n/Fluent Syntax Check	17s
L10n/French Integration Test	59s
L10n/Locale Embedding - Cargo Install	44s
L10n/Multi-call Binary Install Test (macos-latest, feat_os_macos)	8m 46s
L10n/Locale Embedding - Multicall Binary	2m 7s
L10n/Locale Support Verification	6m 52s
L10n/Multi-call Binary Install Test (ubuntu-latest, feat_os_unix)	4m 6s
L10n/Build and Test (macos-latest, feat_os_macos)	5m 42s
L10n/Embedded Locale Regression Test	1m 46s
L10n/Build and Test (windows-latest, feat_os_windows)	5m 13s
L10n/Installation Test (Make & Cargo) (macos-latest, feat_os_macos)	11m 27s
L10n/Locale Embedding - Ls Utility	1m 46s
L10n/Locale Embedding - Cat Utility	38s
L10n/Installation Test (Make & Cargo) (ubuntu-latest, feat_os_unix)	6m 55s
L10n/Build and Test (ubuntu-latest, feat_os_unix)	2m 32s
L10n/Locale Embedding Regression Test	3s
	1h 0m 53s

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