vendor: sirupsen/logrus v1.6.0

full diff: https://github.com/sirupsen/logrus/compare/v1.5.0...v1.6.0

- Add flag to disable quotes in TextFormatter
- Revert "fix race conditions on entry"
    - fixes Deadlock during Entry.Infof after upgrade to v1.5.0
    - fixes Deadlock when using WithField inside of hook
    - fixes Overly-aggressive mutex locks

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

vendor/github.com/sirupsen/logrus/entry.go

@@ -122,8 +122,6 @@ func (entry *Entry) WithField(key string, value interface{}) *Entry {
 
 // Add a map of fields to the Entry.
 func (entry *Entry) WithFields(fields Fields) *Entry {
-	entry.Logger.mu.Lock()
-	defer entry.Logger.mu.Unlock()
 	data := make(Fields, len(entry.Data)+len(fields))
 	for k, v := range entry.Data {
 		data[k] = v