<i18n dev> RFR: 8343476: Remove unnecessary @SuppressWarnings annotations (client) [v5]

[Archie Cobbs]

> Please review this patch which removes unnecessary `@SuppressWarnings` annotations.

Archie Cobbs has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains eight commits:

 - Remove more unnecessary @SuppressWarnings annotations.
 - Merge branch 'master' into SuppressWarningsCleanup-client
 - Merge branch 'master' into SuppressWarningsCleanup-client
 - Merge branch 'master' into SuppressWarningsCleanup-client
 - Update copyright years.
 - Merge branch 'master' into SuppressWarningsCleanup-client
 - Merge branch 'master' into SuppressWarningsCleanup-client
 - Remove unnecessary @SuppressWarnings annotations.

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

Changes: https://git.openjdk.org/jdk/pull/21850/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=21850&range=04
  Stats: 252 lines in 107 files changed: 0 ins; 157 del; 95 mod
  Patch: https://git.openjdk.org/jdk/pull/21850.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21850/head:pull/21850

PR: https://git.openjdk.org/jdk/pull/21850