Update dependencies (#5518)

vendor/github.com/golang/glog/glog.go

@@ -879,7 +879,7 @@ const flushInterval = 30 * time.Second
 
 // flushDaemon periodically flushes the log file buffers.
 func (l *loggingT) flushDaemon() {
-	for _ = range time.NewTicker(flushInterval).C {
+	for range time.NewTicker(flushInterval).C {
 		l.lockAndFlushAll()
 	}
 }
@@ -994,7 +994,7 @@ type Verbose bool
 //
 // Whether an individual call to V generates a log record depends on the setting of
 // the -v and --vmodule flags; both are off by default. If the level in the call to
-// V is at least the value of -v, or of -vmodule for the source file containing the
+// V is at most the value of -v, or of -vmodule for the source file containing the
 // call, the V call will log.
 func V(level Level) Verbose {
 	// This function tries hard to be cheap unless there's work to do.