Fix PMD UnnecessaryFullyQualifiedName
diff --git a/src/main/java/org/apache/commons/net/ftp/FTP.java b/src/main/java/org/apache/commons/net/ftp/FTP.java
index 227b10a..90a0bc3 100644
--- a/src/main/java/org/apache/commons/net/ftp/FTP.java
+++ b/src/main/java/org/apache/commons/net/ftp/FTP.java
@@ -409,7 +409,7 @@
             __commandBuffer.append(' ');
             __commandBuffer.append(args);
         }
-        __commandBuffer.append(SocketClient.NETASCII_EOL);
+        __commandBuffer.append(NETASCII_EOL);
         return __commandBuffer.toString();
     }
 
@@ -673,7 +673,7 @@
         final StringBuilder buffer = new StringBuilder(256);
         for (final String line : _replyLines) {
             buffer.append(line);
-            buffer.append(SocketClient.NETASCII_EOL);
+            buffer.append(NETASCII_EOL);
         }
         _newReplyString = false;
         return _replyString = buffer.toString();