Update Release Plan according to Sync26

[albertoramosmonagas]

What type of PR is this?

Add one of the following kinds:

• repository management

What this PR does / why we need it:

This PR updates the repository release plan for the Sync26 meta-release.

It aligns the release-plan.yaml with the next CAMARA release cycle by:

• setting the repository participation to Sync26
• updating the planned release information for this repository
• aligning the declared dependency releases with the target cycle

This is needed so the repository is correctly tracked by the Release Management automation and remains consistent with the current CAMARA release planning process.

Which issue(s) this PR fixes:

Fixes #39

Special notes for reviewers:

Please review this PR from a release planning perspective.

This change does not modify API behavior or implementation. It only updates the repository release declaration so it is correctly aligned with the Sync26 planning cycle and Release Management tooling.

Changelog input

 release-note
Update release-plan.yaml to align this repository with the Sync26 meta-release planning cycle.

Additional documentation

This section can be blank.

docs

[github-actions]

🦙 MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	2		0	0.01s
✅ API	spectral	1		0	1.73s
✅ GHERKIN	gherkin-lint	1		0	0.37s
✅ REPOSITORY	git_diff	yes		no	0.01s
✅ REPOSITORY	secretlint	yes		no	0.71s
✅ YAML	yamllint	1		0	0.51s

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