RFR: 8340164: Open source few Component tests - Set1 [v2]

[Damon Nguyen]

> Following tests are added as part of this PR:
> 
> /java/awt/LightweightComponent/LightweightFontTest/LightweightFontTest.java (Manual with PassFailJFrame)
> /java/awt/LightweightComponent/LightWeightTabFocus/LightWeightTabFocus.java (Automated)
> /java/awt/LightweightComponent/LWParentMovedTest/LWParentMovedTest.java (Automated)

Damon Nguyen has updated the pull request incrementally with one additional commit since the last revision:

  Re-add return

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/21252/files
  - new: https://git.openjdk.org/jdk/pull/21252/files/a43286f2..def47cd4

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=21252&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=21252&range=00-01

  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/21252.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21252/head:pull/21252

PR: https://git.openjdk.org/jdk/pull/21252