Update the version strings to 2.9.0 and add New Features#65

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doccurator/2.9.0SiliconLabsSoftware/docs-matter:doccurator/2.9.0from

update/version_strings_matter_v2.9.0SiliconLabsSoftware/docs-matter:update/version_strings_matter_v2.9.0Copy head branch name to clipboard