hardcode username

.drone.yml

@@ -67,12 +67,11 @@ steps:
     settings:
       homeserver: https://data.coop
       roomid: '!plKSghHbepWeUEtbHE:data.coop'
-      userid:
+      userid: '@datacoop_bot:data.coop'
-        from_secret: matrix_username
       password:
         from_secret: matrix_password
       markdown: 'yes'
       template: |
         `${DRONE_REPO}` build #${DRONE_BUILD_NUMBER} status: **${DRONE_BUILD_STATUS}**
 
-        ${DRONE_PULL_REQUEST_TITLE}](${DRONE_COMMIT_LINK})
+        ${DRONE_PULL_REQUEST_TITLE}](${DRONE_COMMIT_LINK})