There is no error msg when fail to update integration

[supereagle]

Is this a BUG REPORT or FEATURE REQUEST?:

/kind bug

What happened:

There is no error msg when fail to update integration

What you expected to happen:

How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:
/assign @huxiangtao
/priority p0

[wushibuzai]

When I change the integration type to gitlab confirm, it fails，and there is no error message.

[supereagle]

@zhujian7 @qiuxiaolian Please take a look.