Fix G404 gosec lint error

utils/random/number_test.go

@@ -14,10 +14,10 @@ func TestRandom(t *testing.T) {
 }
 
 var _ = Describe("number package", func() {
-	Describe("Int64", func() {
+	Describe("Int64N", func() {
 		It("should return a random int64", func() {
 			for i := 0; i < 10000; i++ {
-				Expect(random.Int64(100)).To(BeNumerically("<", 100))
+				Expect(random.Int64N(100)).To(BeNumerically("<", 100))
 			}
 		})
 	})