fix(#3611685): Catch RedirectLoopException in RedirectPathTranslatorSubscriber

Stuart Clarkrequested to merge
issue/decoupled_router-3611685:feature/3611685-redirect_loop_exception into 2.x

Catch RedirectLoopException in RedirectPathTranslatorSubscriber to prevent 500 errors when two redirects form a cycle. Includes kernel tests. Based on cruno's patch with test coverage added on top.

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