No new updates. Minecraft: Xbox 360 Edition (Legacy Console Edition) received its final update TU73 (Sep 2018) – "Update Aquatic" phase 1. Microsoft ended support September 2019.
It did not receive Village & Pillage, Buzzy Bees, Nether Update, Caves & Cliffs, Trails & Tales, or any 1.13+ features.
360 Edition worlds can be transferred to Bedrock on Xbox One/Series via "Sync Old Worlds" in the Bedrock main menu (requires same Xbox Live account).