add mine_update reactor config for master

salt/salt/master/reactor_config_mine_update.sls

@@ -0,0 +1,13 @@
+reactor_config_hypervisor:
+  file.managed:
+    - name: /etc/salt/master.d/reactor_mine_update.conf
+    - contents: |
+        reactor:
+          - 'salt/minion/*/mine_update':
+            - salt://reactor/mine_update.sls
+    - group: root
+    - mode: 644
+    - makedirs: True
+    - watch_in:
+      - service: salt_master_service
+    - order: last