[librsvg2] Use %make_install

[Kalev Lember]

commit c3bb71c5b11a33f3466f3637d02de41614f4c0ba
Author: Kalev Lember <kalevlember at gmail.com>
Date:   Mon Oct 13 21:14:50 2014 +0200

    Use %make_install

 librsvg2.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/librsvg2.spec b/librsvg2.spec
index 7a061cf..d7db8e7 100644
--- a/librsvg2.spec
+++ b/librsvg2.spec
@@ -72,7 +72,7 @@ export enable_pixbuf_loader
 make %{?_smp_mflags}
 
 %install
-make install DESTDIR=$RPM_BUILD_ROOT INSTALL="install -p"
+%make_install
 find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 
 rm -f $RPM_BUILD_ROOT%{_libdir}/mozilla/