fix: handle Transfer-Encoding for make bucket

In case of make bucket, there is a chance of Transfer-Encoding is sent
where Content-Length is missing.  This patch fixes the problem by
checking whether Transfer-Encoding: chunked is set along with
Content-Length.

utils.go

@@ -46,3 +46,13 @@ func isMaxObjectSize(size int64) bool {
 	}
 	return false
 }
+
+func contains(stringList []string, element string) bool {
+	for _, e := range stringList {
+		if e == element {
+			return true
+		}
+	}
+
+	return false
+}