RFR: 8352678: Opensource few JMenuItem tests [v2]

[Prasanta Sadhukhan]

> Few JMenuItem tests are opensourced

Prasanta Sadhukhan has updated the pull request incrementally with one additional commit since the last revision:

  Rectify lib path

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Changes:
  - all: https://git.openjdk.org/jdk/pull/24273/files
  - new: https://git.openjdk.org/jdk/pull/24273/files/030b8d61..38d82dc7

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=24273&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=24273&range=00-01

  Stats: 3 lines in 3 files changed: 0 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk/pull/24273.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24273/head:pull/24273

PR: https://git.openjdk.org/jdk/pull/24273