Fix insertion of "the"

We want the second "the" in both cases.
Fixup for f5b8160f18.

rust2rpm/templates/main.spec

@@ -153,7 +153,7 @@ Requires:       {{ req }}
 %description {{ pkg }} %{_description}
 
 This package contains library source intended for building other packages which
-use {% if feature is not none %}the "{{ feature }}" feature of the {% endif %}"%{crate}" crate.
+use {% if feature is not none %}the "{{ feature }}" feature of {% endif %}the "%{crate}" crate.
 
 %files       {{ pkg }}
     {% if feature is none %}