RFR: 8366202: RichTextArea: wrong style used for typed text [v2]

[Andy Goryachev]

> User feedback (see https://mail.openjdk.org/pipermail/openjfx-discuss/2025-August/000267.html ):
> 
> When typing text, in the middle of a sentence, to extend a word that's styled then the typed text is not being inserted using the styles of the preceding text.
> 
> Root cause: implementation bug.

Andy Goryachev has updated the pull request incrementally with one additional commit since the last revision:

  review comments

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Changes:
  - all: https://git.openjdk.org/jfx/pull/1950/files
  - new: https://git.openjdk.org/jfx/pull/1950/files/b23a881b..aa17616f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jfx&pr=1950&range=01
 - incr: https://webrevs.openjdk.org/?repo=jfx&pr=1950&range=00-01

  Stats: 21 lines in 2 files changed: 13 ins; 6 del; 2 mod
  Patch: https://git.openjdk.org/jfx/pull/1950.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1950/head:pull/1950

PR: https://git.openjdk.org/jfx/pull/1950