move IndicesService & IMappingService interface back to Indexer service

indexer-core/pom.xml

...a/org/opengroup/osdu/indexer/service/CronServiceImpl.java

...a/org/opengroup/osdu/indexer/service/IMappingService.java

.../opengroup/osdu/indexer/service/IndexCopyServiceImpl.java

...pengroup/osdu/indexer/service/IndexSchemaServiceImpl.java

...group/osdu/indexer/service/IndexerMappingServiceImpl.java

...rg/opengroup/osdu/indexer/service/IndexerServiceImpl.java

...va/org/opengroup/osdu/indexer/service/IndicesService.java

...rg/opengroup/osdu/indexer/service/IndicesServiceImpl.java

...rg/opengroup/osdu/indexer/service/MappingServiceImpl.java

...group/osdu/indexer/service/IndexerMappingServiceTest.java

...ngroup/osdu/indexer/service/IndexerSchemaServiceTest.java

...pengroup/osdu/indexer/service/IndexerServiceImplTest.java

pom.xml

provider/indexer-azure/pom.xml

...group/osdu/indexer/azure/service/CronServiceImplTest.java

.../osdu/indexer/azure/service/IndexCopyServiceImplTest.java

...g/opengroup/osdu/indexer/service/CronServiceImplTest.java

...ngroup/osdu/indexer/service/IndexCopyServiceImplTest.java

...engroup/osdu/indexer/ibm/service/CronServiceImplTest.java