Update go dependencies

vendor/github.com/onsi/gomega/matchers/equal_matcher.go

@@ -1,6 +1,7 @@
 package matchers
 
 import (
+	"bytes"
 	"fmt"
 	"reflect"
 
@@ -15,6 +16,14 @@ func (matcher *EqualMatcher) Match(actual interface{}) (success bool, err error)
 	if actual == nil && matcher.Expected == nil {
 		return false, fmt.Errorf("Refusing to compare <nil> to <nil>.\nBe explicit and use BeNil() instead.  This is to avoid mistakes where both sides of an assertion are erroneously uninitialized.")
 	}
+	// Shortcut for byte slices.
+	// Comparing long byte slices with reflect.DeepEqual is very slow,
+	// so use bytes.Equal if actual and expected are both byte slices.
+	if actualByteSlice, ok := actual.([]byte); ok {
+		if expectedByteSlice, ok := matcher.Expected.([]byte); ok {
+			return bytes.Equal(actualByteSlice, expectedByteSlice), nil
+		}
+	}
 	return reflect.DeepEqual(actual, matcher.Expected), nil
 }