Implemented POC ElasticSearch 7.8.1

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

...org/opengroup/osdu/indexer/util/ElasticClientHandler.java

...rg/opengroup/osdu/indexer/util/parser/GeoShapeParser.java

pom.xml

...osdu/indexer/azure/service/IndexerMappingServiceTest.java

...indexer-gcp/src/main/resources/application-dev.properties

testing/indexer-test-aws/pom.xml

...rc/test/java/org/opengroup/osdu/util/ElasticUtilsAws.java

...s/src/test/java/org/opengroup/osdu/util/JwtTokenUtil.java

testing/indexer-test-core/pom.xml

.../java/org/opengroup/osdu/common/CleanupIndiciesSteps.java

.../src/main/java/org/opengroup/osdu/common/RecordSteps.java

...e/src/main/java/org/opengroup/osdu/util/ElasticUtils.java

...main/resources/features/indexcleanup/IndexCleanup.feature

testing/indexer-test-gcp/pom.xml

...pengroup/osdu/step_definitions/index/cleanup/RunTest.java

.../opengroup/osdu/step_definitions/index/cleanup/Steps.java

...g/opengroup/osdu/step_definitions/index/record/Steps.java

testing/pom.xml