<i18n dev> RFR: 8344039: Remove security manager dependency in java.time [v3]

[Roger Riggs]

> After [JDK-8338411](https://bugs.openjdk.org/browse/JDK-8338411), Serialization implementation dependencies on doPriviledged and AccessController are removed.
> Some refactoring to cleanup the remaining code is expected.

Roger Riggs has updated the pull request incrementally with one additional commit since the last revision:

  Retain check for SecurityException until ServiceLoader cleanup is complete.

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Changes:
  - all: https://git.openjdk.org/jdk/pull/22042/files
  - new: https://git.openjdk.org/jdk/pull/22042/files/0f2e92f5..23f149e2

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=22042&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=22042&range=01-02

  Stats: 4 lines in 1 file changed: 3 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/22042.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22042/head:pull/22042

PR: https://git.openjdk.org/jdk/pull/22042