build: move codegen-units to release profile #7941

Job	Run time
L10n/Clap Error Localization Test	2m 11s
L10n/Locale Support Verification	8m 37s
L10n/French Integration Test	2m 10s
L10n/Installation Test (Make & Cargo) (macos-latest, feat_os_macos)	11m 22s
L10n/Installation Test (Make & Cargo) (ubuntu-latest, feat_os_unix)	7m 10s
L10n/Multi-call Binary Install Test (ubuntu-latest, feat_os_unix)	4m 27s
L10n/Fluent Syntax Check	17s
L10n/Multi-call Binary Install Test (macos-latest, feat_os_macos)	6m 46s
L10n/Build and Test (ubuntu-latest, feat_os_unix)	3m 41s
L10n/Build and Test (windows-latest, feat_os_windows)	9m 2s
L10n/Embedded Locale Regression Test	2m 18s
L10n/Locale Embedding - Cargo Install	1m 31s
L10n/Build and Test (macos-latest, feat_os_macos)	6m 5s
L10n/Locale Embedding - Multicall Binary	3m 21s
L10n/Locale Embedding - Ls Utility	1m 26s
L10n/Locale Embedding - Cat Utility	1m 18s
L10n/Locale Embedding Regression Test	3s
	1h 11m 45s

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