RFR: 8341692: Implement JEP 490: ZGC: Remove the Non-Generational Mode [v3]

[Axel Boldt-Christmas]

> This is the implementation task for `JEP 490: ZGC: Remove the Non-Generational Mode`. See the JEP for details. [JDK-8335850](https://bugs.openjdk.org/browse/JDK-8335850)

Axel Boldt-Christmas has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 12 additional commits since the last revision:

 - Merge tag 'jdk-24+19' into JDK-8341692
   
   Added tag jdk-24+19 for changeset e7c5bf45
 - LargeWindowPaintTest.java fix id typo
 - Fix problem-listed @requires typo
 - Fix @requires !vm.gc.Z, must use vm.gc != "Z"
 - Reorder z_globals options: product > diagnostic product > develop
 - Consistent albite special code style
 - Consistent order between ZArguments and GCArguments
 - Remove XCollectedHeap from HSDB
 - Fix typo in TestZUncommitEvent.java
 - Add missing problem-listing
 - ... and 2 more: https://git.openjdk.org/jdk/compare/63794f5e...e58b4c5a

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/21401/files
  - new: https://git.openjdk.org/jdk/pull/21401/files/22c243a6..e58b4c5a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=21401&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=21401&range=01-02

  Stats: 6773 lines in 133 files changed: 5327 ins; 455 del; 991 mod
  Patch: https://git.openjdk.org/jdk/pull/21401.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21401/head:pull/21401

PR: https://git.openjdk.org/jdk/pull/21401