[gimp] tools: add performance-log-coalesce.py to EXTRA_DIST

[Ell <ell src gnome org>]

commit c61138f8f0c4273bd9c27fabed7e72d8417122d9
Author: Ell <ell_se yahoo com>
Date:   Fri Nov 9 02:12:20 2018 -0500

    tools: add performance-log-coalesce.py to EXTRA_DIST

 tools/Makefile.am | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/tools/Makefile.am b/tools/Makefile.am
index 7a541bb587..2f4ada62b6 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -99,6 +99,7 @@ EXTRA_DIST = \
        defcheck.py                     \
        gimp-mkenums                    \
        gimppath2svg.py                 \
+       performance-log-coalesce.py     \
        performance-log-deduce.py       \
        performance-log-expand.py       \
        performance-log-resolve.py      \