[gegl] color-overlay: fix license notice

[N/A <ell src gnome org>]

commit de242a85344ed5ef2c28db693c76a5d8add7cf81
Author: Ell <ell_se yahoo com>
Date:   Thu Apr 26 09:07:28 2018 -0400

    color-overlay: fix license notice
    
    GPL => LGPL

 operations/common/color-overlay.c |   18 +++++++++---------
 1 files changed, 9 insertions(+), 9 deletions(-)
---
diff --git a/operations/common/color-overlay.c b/operations/common/color-overlay.c
index 98c9a45..6023ffe 100644
--- a/operations/common/color-overlay.c
+++ b/operations/common/color-overlay.c
@@ -1,17 +1,17 @@
 /* This file is an image processing operation for GEGL
  *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
+ * GEGL is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
  *
- * This program is distributed in the hope that it will be useful,
+ * GEGL is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with GEGL; if not, see <http://www.gnu.org/licenses/>.
  *
  * Copyright (C) 2018 Ell
  */