Fix double words in comments. No code changes

Signed-off-by: Marek Polacek <mpolacek@redhat.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/archival/ar.c b/archival/ar.c
index f5a379f..e7973af 100644
--- a/archival/ar.c
+++ b/archival/ar.c
@@ -82,7 +82,7 @@
 }
 
 /*
- * when replacing files in an existing archive, copy from the the
+ * when replacing files in an existing archive, copy from the
  * original archive those files that are to be left intact
  */
 static void FAST_FUNC copy_data(archive_handle_t *handle)