[Cps Path Parser] Fixes for parent path & normalization

This commit fixes issues with Cps Path Parser related to
path normalization and parent path generation when using
descendant paths and ancestor axis.

Issue-ID: CPS-2365
Signed-off-by: danielhanrahan <daniel.hanrahan@est.tech>
Change-Id: I728fc379b134bd62c39a7085650930450c8a8597
4 files changed