Gc rework consumers

NOTICE

provider/indexer-gc/docs/gc/README.md

provider/indexer-gc/pom.xml

.../provider/gcp/common/publish/JobStatusJsonSerializer.java

...rovider/gcp/common/publish/ReprocessingTaskPublisher.java

...exer/provider/gcp/common/publish/StatusPublisherImpl.java

...er/gcp/indexing/processing/IndexerOqmMessageReceiver.java

...rovider/gcp/indexing/processing/OqmSubscriberManager.java

...cp/indexing/processing/RecordsChangedMessageReceiver.java

...dexing/processing/RecordsChangedSubscriptionConsumer.java

...der/gcp/indexing/processing/RepressorMessageReceiver.java

...gcp/indexing/processing/SchemaChangedMessageReceiver.java

...cp/indexing/processing/TenantSubscriberConfiguration.java

...sdu/indexer/provider/gcp/indexing/thread/ThreadScope.java

...ider/indexer-gc/src/main/resources/application.properties

provider/indexer-gc/src/main/resources/logback.xml

...cp/indexing/processing/IndexerOqmMessageReceiverTest.java

...er/provider/gcp/indexing/processing/ReadFromFileUtil.java

...ndexing/processing/RecordsChangedMessageReceiverTest.java

...ng/processing/RecordsChangedSubscriptionConsumerTest.java