All the bundled themes need to update their changelogs, and I'll create a comment with a draft for each new version that releases with WordPress 6.3.

• Twenty Ten: 3.9
• Twenty Eleven: 4.4
• Twenty Twelve: 4.0
• Twenty Thirteen: 3.9
• Twenty Fourteen: 3.7
• Twenty Fifteen: 3.5
• Twenty Sixteen: 3.0
• Twenty Seventeen: 3.3
• Twenty Nineteen: 2.6
• Twenty Twenty: 2.3
• Twenty Twenty-One: 1.9
• Twenty Twenty-Two: 1.5
• Twenty Twenty-Three: 1.2