[jhbuild] bootstrap: update pixman to version 0.38.0

[Ignacio Casal Quinteiro <icq src gnome org>]

commit d18a11d60bbecb78267959070e8d04eab129c0b5
Author: Ignacio Casal Quinteiro <qignacio amazon com>
Date:   Mon Apr 1 09:22:09 2019 +0200

    bootstrap: update pixman to version 0.38.0

 modulesets/bootstrap.modules | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/modulesets/bootstrap.modules b/modulesets/bootstrap.modules
index 98840e75..2b91e32a 100644
--- a/modulesets/bootstrap.modules
+++ b/modulesets/bootstrap.modules
@@ -165,8 +165,8 @@
   </autotools>
 
   <autotools id="pixman" autogen-sh="configure">
-    <branch repo="cairo" module="pixman-${version}.tar.gz" version="0.36.0"
-            hash="sha1:60a931ae924f2a198db28a49b782229b210eaff9">
+    <branch repo="cairo" module="pixman-${version}.tar.gz" version="0.38.0"
+            hash="sha1:1068cc4633c39d527a5d607c418fbc0979f80b2a">
     </branch>
   </autotools>