Prevent Pango to build tests.

Updated to Pango 1.36.3 by Hadrien Boutteville.

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>

--- a/Makefile.am
+++ b/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to create Makefile.in.
 
-SUBDIRS= pango modules pango-view examples docs tools tests build
+SUBDIRS= pango modules pango-view examples docs tools build
 
 EXTRA_DIST = 			\
 	autogen.sh		\
--- a/Makefile.in
+++ b/Makefile.in
@@ -418,7 +418,7 @@ target_alias = @target_alias@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-SUBDIRS = pango modules pango-view examples docs tools tests build
+SUBDIRS = pango modules pango-view examples docs tools build
 EXTRA_DIST = \
 	autogen.sh		\
 	pango.pc.in		\
