whitespace fixes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/mailutils/mime.c b/mailutils/mime.c
index 17d0f9d..125ca01 100644
--- a/mailutils/mime.c
+++ b/mailutils/mime.c
@@ -369,7 +369,7 @@
 			}
 		}
  next:
- 		free(line);
+		free(line);
 	}
 
 //bb_info_msg("ENDPARSE[%s]", boundary);