Yes. All title updates (patches, bug fixes, feature additions like "Update Aquatic," "Village & Pillage," "Nether Update," "Caves & Cliffs," "Trails & Tales") for Minecraft: Xbox 360 Edition, Minecraft: Xbox One Edition, and Minecraft (Bedrock) on Xbox Series X|S are free and download automatically when connected to Xbox Live.
You never pay for the core game updates.