Query data NCMP-Operational with CPSpath

New GET Endpoint: /v1/ch/{cm-handle}/data/ds/{ncmp-datastore-name}/query?cps-path={CPSPath}
Implemented error for {ncmp-datastore-name} other than operational
- (Toine) Refactored and renamed (abstract) handler for better re-use
Mainly by introducing a separate handler for OperationalQuery

Reviewers Toine, Sourabh, Priyank

Issue-ID: CPS-1002
Signed-off-by: lukegleeson <luke.gleeson@est.tech>
Change-Id: Iaca018869d95d4ce800072431baa190050a6dad0
20 files changed