RFR: 8340084: Open source AWT Frame related tests

[Abhishek Kumar]

Few AWT Frame related tests are converted from applet to manual and moved to open.

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Commit messages:
 - Tests converted from applet and open sourced

Changes: https://git.openjdk.org/jdk/pull/21052/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=21052&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8340084
  Stats: 396 lines in 5 files changed: 396 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/21052.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21052/head:pull/21052

PR: https://git.openjdk.org/jdk/pull/21052