Update roles/custom/matrix-livekit-server/tasks/uninstall.yml

Co-authored-by: Suguru Hirahara <luixxiul@users.noreply.github.com>

roles/custom/matrix-livekit-server/tasks/uninstall.yml

@@ -1,7 +1,7 @@
 ---
 # Uninstall tasks for matrix-livekit-server
 
-- name: Stop and remove livekit container
+- name: Stop and remove LiveKit container
   community.docker.docker_container:
     name: "matrix-livekit-server"
     state: absent