Skipping Data tests on Postgres due to EclipseLink issues

[mswatosh]

Adding skips to a number of tests in the Data bucket due to issues in EclipseLink.
Fixes #28182

Adding skips due to #28380 and #28368

[mswatosh]

#build

[LibbyBot]

Your personal build request is at https://wasrtc.hursley.ibm.com:9443/jazz/resource/itemOid/com.ibm.team.build.BuildResult/_rbCMgA14Ee-d7o-0EQ2ULA

The build will run your changed FAT bucket(s) 10 times.

Target locations of links might be accessible only to IBM employees.

[LibbyBot]

Code analysis and actions

DO NOT DELETE THIS COMMENT.

• Please describe in a separate comment how you tested your changes.

• 1 FAT files were changed, added, or removed.

• Check that the build did not break the affected FAT suite(s).

[LibbyBot]

Your personal pipeline request is at https://libh-proxy1.fyre.ibm.com/cognitive/pipelineAnalysis.html?uuid=1329a676-0f40-4d5a-a36a-a68076b33c36

Target locations of links might be accessible only to IBM employees.

[LibbyBot]

https://libh-proxy1.fyre.ibm.com/cognitive/pipelineAnalysis.html?uuid=1329a676-0f40-4d5a-a36a-a68076b33c36 completed.

[LibbyBot]

The build mswatosh-28381-20240508-1433
https://wasrtc.hursley.ibm.com:9443/jazz/resource/itemOid/com.ibm.team.build.BuildResult/_rbCMgA14Ee-d7o-0EQ2ULA
completed successfully!