[jhbuild] index.docbook: Fix Python requirements

[Christoph Reiter <creiter src gnome org>]

commit ea710b56d85aa6f614ca4b5b64d6b04f6a178fce
Author: Christoph Reiter <reiter christoph gmail com>
Date:   Fri Jun 5 17:51:18 2020 +0000

    index.docbook: Fix Python requirements
    
    Fixes #68

 doc/C/index.docbook | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/doc/C/index.docbook b/doc/C/index.docbook
index 9d93e39c..0a8e9ee2 100644
--- a/doc/C/index.docbook
+++ b/doc/C/index.docbook
@@ -88,7 +88,7 @@
     <section id="getting-started-install">
       <title>Installing JHBuild</title>
 
-      <para>JHBuild requires a Python runtime. Verify Python &gt;= 2.3 is
+      <para>JHBuild requires a Python runtime. Verify Python &gt;= 3.5 is
         installed.</para>
 
       <para>The recommended way to download JHBuild is via the version control