libnetwork/netutils: format code with gofumpt

Formatting the code with https://github.com/mvdan/gofumpt

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

libnetwork/netutils/utils_linux_test.go

@@ -107,21 +107,21 @@ func AssertNoOverlap(CIDRx string, CIDRy string, t *testing.T) {
 }
 
 func TestNetworkOverlaps(t *testing.T) {
-	//netY starts at same IP and ends within netX
+	// netY starts at same IP and ends within netX
 	AssertOverlap("172.16.0.1/24", "172.16.0.1/25", t)
-	//netY starts within netX and ends at same IP
+	// netY starts within netX and ends at same IP
 	AssertOverlap("172.16.0.1/24", "172.16.0.128/25", t)
-	//netY starts and ends within netX
+	// netY starts and ends within netX
 	AssertOverlap("172.16.0.1/24", "172.16.0.64/25", t)
-	//netY starts at same IP and ends outside of netX
+	// netY starts at same IP and ends outside of netX
 	AssertOverlap("172.16.0.1/24", "172.16.0.1/23", t)
-	//netY starts before and ends at same IP of netX
+	// netY starts before and ends at same IP of netX
 	AssertOverlap("172.16.1.1/24", "172.16.0.1/23", t)
-	//netY starts before and ends outside of netX
+	// netY starts before and ends outside of netX
 	AssertOverlap("172.16.1.1/24", "172.16.0.1/22", t)
-	//netY starts and ends before netX
+	// netY starts and ends before netX
 	AssertNoOverlap("172.16.1.1/25", "172.16.0.1/24", t)
-	//netX starts and ends before netY
+	// netX starts and ends before netY
 	AssertNoOverlap("172.16.1.1/25", "172.16.2.1/24", t)
 }