refactor(@angular/ssr): update `getPathSegments` to use `stripTrailin… #413

Job	Run time
list	41s
workflow (build-cli)	2m 7s
workflow (modules-builder-tests)	2m 42s
workflow (devkit-core-tests)	1m 54s
workflow (devkit-core-tests-rerun)	1m 57s
workflow (build-unit-tests)	2m 34s
	11m 55s

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