### What would you like to be added?

What type of PR is this?

/kind feature
/sig scalability

Which issue(s) this PR fixes:

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

```
You can use this Builder function to create events Field Selector
```

### Why is this needed?

What this PR does / why we need it:

We want to find its events by object reference, and now the client-go has no expansion method.
this PR adds an expansion to client-go.
Add fieldSelector builder function to events.
This is a GitHub Issue
repo:kubernetes
owner:kubernetes
Title : Add fieldSelector builder function to events.
Issue date:

--- start body ---
### What would you like to be added?

What type of PR is this?

/kind feature
/sig scalability

Which issue(s) this PR fixes:

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

```
You can use this Builder function to create events Field Selector
```

### Why is this needed?

What this PR does / why we need it:

We want to find its events by object reference, and now the client-go has no expansion method.
this PR adds an expansion to client-go.
--- end body ---
