v2.6.3

What's Changed

• Backport drop support nc 25 (from CI and Code) by @SagarGi in #627
• Backport Support NC 29 in release/2.6 by @SagarGi in #628
• Release preparation for version 2.6.3 by @SagarGi in #629
• Backport of PR composer update by @SagarGi in #630