Fix checkstyle warnings.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/logging/trunk@1606039 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/commons/logging/Log.java b/src/main/java/org/apache/commons/logging/Log.java
index 049ce3f..c15b9da 100644
--- a/src/main/java/org/apache/commons/logging/Log.java
+++ b/src/main/java/org/apache/commons/logging/Log.java
@@ -58,13 +58,13 @@
  */
 public interface Log {
 
-	/**
+    /**
      * Logs a message with debug log level.
      *
      * @param message log this message
      */
     public void debug(Object message);
-	
+
     /**
      * Logs an error with debug log level.
      *