docs: slightly bikeshed last testimonial

docs/ansible.rst

@@ -75,7 +75,9 @@ Testimonials
 
 * "I tried it out. **He is not kidding about the speed increase**."
 
-* "I don't know what kind of dark magic David Wilson has done, but his Mitogen strategy took Clojars' Ansible runs from 14 minutes to 2 minutes. I still can't quite believe it."
+* "I don't know what kind of dark magic @dmw_83 has done, but his Mitogen
+  strategy took Clojars' Ansible runs from **14 minutes to 2 minutes**. I still
+  can't quite believe it."
 
 
 Installation