RFR: 8374523: [BACKOUT] Move input validation checks to Java for java.lang.StringCoding intrinsics

[Volkan Yazici]

Back out `java.lang.StringCoding` changes delivered in [JDK-8361842] (655dc516c22), which causes regressions reported in [JDK-8374210].

[JDK-8361842]: https://bugs.openjdk.org/browse/JDK-8361842
[JDK-8374210]: https://bugs.openjdk.org/browse/JDK-8374210

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Commit messages:
 - Revert "8361842: Move input validation checks to Java for java.lang.StringCoding intrinsics"

Changes: https://git.openjdk.org/jdk/pull/29055/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=29055&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8374523
  Stats: 437 lines in 23 files changed: 25 ins; 331 del; 81 mod
  Patch: https://git.openjdk.org/jdk/pull/29055.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/29055/head:pull/29055

PR: https://git.openjdk.org/jdk/pull/29055