[jhbuild] core-deps-latest: add python3-devel dependency to pycairo

[Alberts Muktupāvels <muktupavels src gnome org>]

commit fcacdb8dbe6a200f111769e004cfa26802cb34bd
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Mon Jun 18 07:50:33 2018 +0300

    core-deps-latest: add python3-devel dependency to pycairo

 modulesets/gnome-suites-core-deps-latest.modules | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/modulesets/gnome-suites-core-deps-latest.modules 
b/modulesets/gnome-suites-core-deps-latest.modules
index f6dad51c..43226cd1 100644
--- a/modulesets/gnome-suites-core-deps-latest.modules
+++ b/modulesets/gnome-suites-core-deps-latest.modules
@@ -1739,6 +1739,9 @@ the module and we will just change it to use a tarball anyway.
     <branch repo="github.com"
             module="pygobject/pycairo.git"
             checkoutdir="pycairo-python3"/>
+    <dependencies>
+      <dep package="python3-devel"/>
+    </dependencies>
   </distutils>
 
   <!-- Python 3 build of pygobject -->