rm: fix --preserve-root detection for nested symlinks with trailing s… #907

Job	Run time
L10n/Locale Embedding - Multicall Binary	3m 0s
L10n/French Integration Test	2m 23s
L10n/Fluent Syntax Check	18s
L10n/Installation Test (Make & Cargo) (ubuntu-latest, feat_os_unix)	7m 34s
L10n/Build and Test (ubuntu-latest, feat_os_unix)	3m 59s
L10n/Locale Embedding - Cargo Install	1m 30s
L10n/Build and Test (macos-latest, feat_os_macos)	5m 33s
L10n/Clap Error Localization Test	1m 57s
L10n/Locale Embedding - Cat Utility	51s
L10n/Installation Test (Make & Cargo) (macos-latest, feat_os_macos)	10m 13s
L10n/Locale Support Verification	9m 5s
L10n/Multi-call Binary Install Test (ubuntu-latest, feat_os_unix)	7m 20s
L10n/Locale Embedding - Ls Utility	1m 48s
L10n/Embedded Locale Regression Test	2m 2s
L10n/Build and Test (windows-latest, feat_os_windows)	8m 16s
L10n/Multi-call Binary Install Test (macos-latest, feat_os_macos)	4m 4s
L10n/Locale Embedding Regression Test	3s
	1h 9m 56s

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