[librsvg] Bump version to 2.45.7

[Federico Mena Quintero <federico src gnome org>]

commit 9c62e811015741404c26db14e044218aba84eb48
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Jun 18 12:53:59 2019 -0500

    Bump version to 2.45.7

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index 8be9e7b7..82728873 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # Package version, the "human readable" version
 m4_define([rsvg_major_version],[2])
 m4_define([rsvg_minor_version],[45])
-m4_define([rsvg_micro_version],[6])
+m4_define([rsvg_micro_version],[7])
 m4_define([rsvg_version],[rsvg_major_version.rsvg_minor_version.rsvg_micro_version])
 
 # Library version information.  To make a release: