RFR: 8328367: Convert java/awt/Component/UpdatingBootTime test to main [v3]

[Alexander Zuev]

> Convert test to manual main
> Move test to the Component folder

Alexander Zuev has updated the pull request incrementally with one additional commit since the last revision:

  Fixing instructions.

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18355/files
  - new: https://git.openjdk.org/jdk/pull/18355/files/c1f988f5..891a2e83

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18355&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18355&range=01-02

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/18355.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18355/head:pull/18355

PR: https://git.openjdk.org/jdk/pull/18355