[cantarell-fonts/respacing] test.html: add some test characters

[Nikolaus Waxweiler <nwaxweiler src gnome org>]

commit 9389dc507d38919515b2d6e3e3a53b161cbfa6d2
Author: Nikolaus Waxweiler <madigens gmail com>
Date:   Sun Nov 10 00:18:09 2019 +0000

    test.html: add some test characters

 proofs/test.html | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/proofs/test.html b/proofs/test.html
index b101b9e4..87704e8a 100644
--- a/proofs/test.html
+++ b/proofs/test.html
@@ -187,6 +187,8 @@
         nn©nnoo©oo nn®nnoo®oo nn™nnoo™oo nn°nnoo°oo nn′nnoo′oo nn″nnoo″oo<br />
         nn|nnoo|oo nn¦nnoo¦oo nn†nnoo†oo nnℓnnooℓoo nn‡nnoo‡oo nn℮nnoo℮oo<br />
         nn№nnoo№oo nn␣nnoo␣oo nnπnnooπoo<br />
+        nn¨nn˙nn`nn´nn˝nnˆnnˇnn˘nn˚nn˜nn¯nn¸nn˛nn<br />
+        nnʼnnʻnnʺnnˉnnˋnnʹnnʿnnʾnnˊnnˌnnˈnn<br />
         <br />
         HH∅HHOO∅OO HH∞HHOO∞OO HH∫HHOO∫OO HHΩHHOOΩOO HH∆HHOO∆OO HH∏HHOO∏OO<br />
         HH∑HHOO∑OO HH√HHOO√OO HH∂HHOO∂OO HHµHHOOµOO HH%HHOO%OO HH‰HHOO‰OO<br />