heisenbridge fix service name

roles/matrix-bridge-heisenbridge/tasks/setup_uninstall.yml

@@ -7,7 +7,7 @@
 
 - name: Ensure matrix-heisenbridge is stopped
   service:
-    name: heisenbridge
+    name: matrix-heisenbridge
     state: stopped
     daemon_reload: yes
   when: "matrix_heisenbridge_service_stat.stat.exists"