Implementation of GeoBounds Aggregation on Geo Shape field

[navneet1v]

Description

This issue tracks the implementation of GeoBounds Aggregation on Geo Shape field.

Tasks:

• [x] Refactor code of GeoBounds Aggregation on GeoPoint from server to modules/geo folder.
• [ ] Backport the refactor code to 2.x branch
• [ ] Implement the GeoBounds on GeoShape field
  • [ ] Implement the code to convert the geobounds returned from doc value to internal aggregation.
  • [ ] Integration Tests
  • [ ] Unit Tests

Dependency

https://github.com/opensearch-project/OpenSearch/issues/4049

Useful Links

1. RFC for All Aggregations on GeoShape: https://github.com/opensearch-project/geospatial/issues/84
2. GeoBounds RFC on GeoShape : https://github.com/opensearch-project/geospatial/issues/93
3. Low Level Implementation Proposal: https://github.com/opensearch-project/geospatial/issues/92
4. https://github.com/opensearch-project/OpenSearch/issues/4049
5. All Aggregation Implementation issue: https://github.com/opensearch-project/geospatial/issues/104