gnu: Add gobject-introspection patches to gnu-system.am.

* gnu-system.am (dist_patch_DATA): Add
  'gobject-introspection-absolute-shlib-path.patch' and
  'gobject-introspection-girepository.patch'.

gnu-system.am

@@ -385,7 +385,9 @@ dist_patch_DATA =						\
   gnu/packages/patches/gmp-arm-asm-nothumb.patch		\
   gnu/packages/patches/gnunet-fix-scheduler.patch		\
   gnu/packages/patches/gnunet-fix-tests.patch    		\
+  gnu/packages/patches/gobject-introspection-absolute-shlib-path.patch \
   gnu/packages/patches/gobject-introspection-cc.patch		\
+  gnu/packages/patches/gobject-introspection-girepository.patch	\
   gnu/packages/patches/grub-gets-undeclared.patch		\
   gnu/packages/patches/gstreamer-0.10-bison3.patch		\
   gnu/packages/patches/gstreamer-0.10-silly-test.patch		\