VOL-1917 move to go mod

Change-Id: Ia8de8bd8a4f4d908cc1fa745f6f4ec949629017b
diff --git a/vendor/k8s.io/apimachinery/pkg/api/resource/math.go b/vendor/k8s.io/apimachinery/pkg/api/resource/math.go
index 72d3880..7f63175 100644
--- a/vendor/k8s.io/apimachinery/pkg/api/resource/math.go
+++ b/vendor/k8s.io/apimachinery/pkg/api/resource/math.go
@@ -194,9 +194,9 @@
 	}
 	if fraction {
 		if base > 0 {
-			value += 1
+			value++
 		} else {
-			value += -1
+			value--
 		}
 	}
 	return value, !fraction