Fix core refactor: StreamIO from common to core.common (#296)

[acarbonetto]

Description

Fix compilation errors after opensearch-project/OpenSearch#8157.

Note: May need backport 2.x label.

In this PR it's only changing package name of core classes in import section

Issues Resolved

Fixes changes from opensearch-project/ml-commons#1122

Check List

• New functionality includes testing.
  • All tests pass, including unit test, integration test and doctest
• New functionality has been documented.
  • New functionality has javadoc added
  • New functionality has user manual doc added
• Commits are signed per the DCO using --signoff

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[codecov]

Codecov Report

Merging #1869 (372ef91) into main (fa51012) will not change coverage.
The diff coverage is n/a.

❗ Current head 372ef91 differs from pull request most recent head 0a2f6d7. Consider uploading reports for the commit 0a2f6d7 to get more accurate results

@@            Coverage Diff            @@
##               main    #1869   +/-   ##
=========================================
  Coverage     97.39%   97.39%           
  Complexity     4602     4602           
=========================================
  Files           401      401           
  Lines         11386    11386           
  Branches        843      843           
=========================================
  Hits          11089    11089           
  Misses          290      290           
  Partials          7        7           

Flag	Coverage Δ
sql-engine	97.39% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...earch/sql/datasources/exceptions/ErrorMessage.java	0.00% <ø> (ø)
...model/transport/CreateDataSourceActionRequest.java	27.27% <ø> (ø)
...odel/transport/CreateDataSourceActionResponse.java	0.00% <ø> (ø)
...model/transport/DeleteDataSourceActionRequest.java	18.75% <ø> (ø)
...odel/transport/DeleteDataSourceActionResponse.java	0.00% <ø> (ø)
...es/model/transport/GetDataSourceActionRequest.java	27.27% <ø> (ø)
...s/model/transport/GetDataSourceActionResponse.java	0.00% <ø> (ø)
...model/transport/UpdateDataSourceActionRequest.java	27.27% <ø> (ø)
...odel/transport/UpdateDataSourceActionResponse.java	0.00% <ø> (ø)
...ql/datasources/rest/RestDataSourceQueryAction.java	0.00% <ø> (ø)
... and 7 more

[Yury-Fridlyand]

Ignore BWC failures