Merge pull request #45653 from x1957/format

Automatic merge from submit-queue (batch tested with PRs 45653, 45719, 45729, 45730, 44250)

client.go: format err

**What this PR does / why we need it:**
made the code clean

pkg/cloudprovider/providers/mesos/client.go

@@ -256,9 +256,8 @@ func (c *mesosClient) pollMasterForState(ctx context.Context) (*mesosState, erro
 			}
 			defer res.Body.Close()
 			if handler, ok := tt.handlers[res.StatusCode]; ok {
-				err1 := handler(res)
-				if err1 != nil {
-					return err1
+				if err := handler(res); err != nil {
+					return err
 				}
 			}
 			// no handler for this error code, proceed to the next connection type