remove workarounds for 30093, 29893, and part of 28931

[njr-11]

The following were fixed in EclipseLink, and this PR updates code and tests to remove workarounds for:
fixes #30093
fixes #29893
fixes #28931

Also, adds test coverage for a cursor with one of its components being an IdClass value, while also using a query that has named parameters

• I have considered the risk of behavior change or other zero migration impact (https://github.com/OpenLiberty/open-liberty/wiki/Behavior-Changes).
• If this PR fixes an Issue, the description includes "Fixes #FILLMEIN" or "Resolves #FILLMEIN" (verify release bug label if applicable: https://github.com/OpenLiberty/open-liberty/wiki/Open-Liberty-Conventions).
• If this PR resolves an external Known Issue (including APARS), the description includes "Fixes #FILLMEIN" or "Resolves #FILLMEIN".

[njr-11]

#build (view Open Liberty Personal Build - ❌ completed with errors/failures.)

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[njr-11]

#build (view Open Liberty Personal Build - ❌ completed with errors/failures.)
(view Open Liberty Personal Build - ❌ completed with errors/failures.)

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The build has 1 intermittent failure in unrelated test bucket com.ibm.ws.wsat.recovery_fat.multi.8 which is a preexisting issue.

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

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Code analysis and actions

DO NOT DELETE THIS COMMENT.

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

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

• 1 product code files were changed.

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

[LibbyBot]

Your personal build request is at https://wasrtc.hursley.ibm.com:9443/jazz/resource/itemOid/com.ibm.team.build.BuildResult/_iYBAsLQoEe-Q24Sd2QdBoQ

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