8391436: Bump update version for OpenJDK: jdk-25.0.6

[GoeLin]

Required version bump.

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Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• JDK-8391436 needs maintainer approval
• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Integration blocker

 ⚠️ Too few reviewers with at least role reviewer found (have 0, need at least 1) (failed with updated jcheck configuration in pull request)

Issue

• JDK-8391436: Bump update version for OpenJDK: jdk-25.0.6 (Enhancement - P4)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk25u-dev.git pull/771/head:pull/771
$ git checkout pull/771

Update a local copy of the PR:
$ git checkout pull/771
$ git pull https://git.openjdk.org/jdk25u-dev.git pull/771/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 771

View PR using the GUI difftool:
$ git pr show -t 771

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk25u-dev/pull/771.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back goetz! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[mlbridge]

Webrevs

• 00: Full (138abbc5)