Automatic merge from submit-queue

goflags must be after subcommand

**What this PR does / why we need it**:
if GOFLAGS is set when calling make, kubernetes will fail to build

as an example, I often have `GOFLAGS=-v` so I can have some idea of progress during compilation

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: 
no known issue

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```