update shared module junos to handle root logins

lib/ansible/module_utils/junos.py

@@ -77,6 +77,7 @@ class NetworkModule(AnsibleModule):
     def connect(self):
         self.connection = Cli(self)
         self.connection.connect()
+        if self.connection.shell._matched_prompt.strip().endswith('%'):
             self.execute('cli')
         self.execute('set cli screen-length 0')