Normalize spelling of 'Initialize'.

Author: Gary Gregory

src/main/java/org/apache/commons/io/output/FileWriterWithEncoding.java

@@ -214,7 +214,7 @@ public FileWriterWithEncoding(final File file, final CharsetEncoder charsetEncod
 
     //-----------------------------------------------------------------------
     /**
-     * Initialise the wrapped file writer.
+     * Initialize the wrapped file writer.
      * Ensure that a cleanup occurs if the writer creation fails.
      *
      * @param file  the file to be accessed

src/main/java/org/apache/commons/io/output/LockableFileWriter.java

@@ -253,7 +253,7 @@ private void createLock() throws IOException {
     }
 
     /**
-     * Initialise the wrapped file writer.
+     * Initialize the wrapped file writer.
      * Ensure that a cleanup occurs if the writer creation fails.
      *
      * @param file  the file to be accessed