Apply suggestions from code review

Co-authored-by: Mike Kistler <[email protected]>

Author: lornajane

registries/_tag-kind/nav.md

@@ -7,7 +7,7 @@ layout: default
 
 {% capture summary %}
 Tags with `kind: nav` are used in documentation to group operations into sections.
-In most cases, an operation only has one tag of this tag so it belongs in one section.
+In most cases, an operation only has one tag of this type so it belongs in one section.
 {% endcapture %}
 
 {% include tag-kind-entry.md summary=summary %}