[test] Add --verify to hb-shape

Disabled for now.  Will enable and fix failures after next release.
diff --git a/test/shaping/run-tests.sh b/test/shaping/run-tests.sh
index 021c6f8..9c49631 100755
--- a/test/shaping/run-tests.sh
+++ b/test/shaping/run-tests.sh
@@ -4,7 +4,8 @@
 test "x$builddir" = x && builddir=.
 test "x$top_builddir" = x && top_builddir=../..
 
-hb_shape=$top_builddir/util/hb-shape$EXEEXT
+#hb_shape="$top_builddir/util/hb-shape$EXEEXT --verify"
+hb_shape="$top_builddir/util/hb-shape$EXEEXT"
 
 fails=0