[Backport 2.x] Fix compile error due to changes in OpenSearch core

[heemin32]

Description

Fix compile error due to changes in OpenSearch core

Issues Resolved

N/A

Check List

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[codecov]

Codecov Report

Merging #387 (c015641) into 2.x (7a80ae0) will not change coverage.
The diff coverage is 0.00%.

@@            Coverage Diff            @@
##                2.x     #387   +/-   ##
=========================================
  Coverage     88.60%   88.60%           
  Complexity      753      753           
=========================================
  Files            92       92           
  Lines          2711     2711           
  Branches        220      220           
=========================================
  Hits           2402     2402           
  Misses          230      230           
  Partials         79       79           

Files Changed	Coverage Δ
...geospatial/action/upload/geojson/IndexManager.java	90.00% <ø> (ø)
...spatial/action/upload/geojson/PipelineManager.java	93.61% <ø> (ø)
...l/action/upload/geojson/UploadGeoJSONResponse.java	86.48% <ø> (ø)
...n/upload/geojson/UploadGeoJSONTransportAction.java	0.00% <ø> (ø)
...rch/geospatial/action/upload/geojson/Uploader.java	94.73% <ø> (ø)
...ip2geo/action/DeleteDatasourceTransportAction.java	86.66% <ø> (ø)
...eospatial/ip2geo/action/GetDatasourceResponse.java	100.00% <ø> (ø)
...al/ip2geo/action/GetDatasourceTransportAction.java	94.44% <ø> (ø)
...al/ip2geo/action/PutDatasourceTransportAction.java	87.93% <ø> (ø)
...patial/ip2geo/action/RestGetDatasourceHandler.java	100.00% <ø> (ø)
... and 7 more

... and 1 file with indirect coverage changes