Reference the new glossary in some top level pages

Signed-off-by: Ali Ok <aliok@redhat.com>

website/content/about/_index.html

@@ -27,9 +27,10 @@
 
 <div class="section-group">
 {{% blocks/lead color="white" align="left" %}}
-## New to Terms?
+## Unknown Terms?
 
-TODO: text about that there might be terms that are not clear and that we have a glossary for that at [glossary](/about/glossary)
+If you encounter any unfamiliar terms in this document or on our website, we have a [glossary](/resources/glossary)
+available.
 
 {{% /blocks/lead %}}
 </div>

website/content/contributors/_index.md

@@ -16,9 +16,10 @@ However, contributing to the CNCF ecosystem is not just about coding. There are
 
 Are you new to open source? If so, we recommend checking out our comprehensive guide, ["Start Contributing to Open Source"](getting-started.md). This guide is filled with helpful tips and tricks to help you get started with contributing to open source projects. You'll learn about communities and projects, how to find them, how to conform to community standards, and much more.
 
-## New to Terms?
+## Unknown Terms?
 
-TODO: text about that there might be terms that are not clear for new contributors and that we have a glossary for that at [glossary](/about/glossary)
+If you encounter any unfamiliar terms in this document or on our website, we have a [glossary](/resources/glossary)
+available.
 
 ## Contribution Opportunities
 

website/content/maintainers/_index.md

@@ -16,4 +16,7 @@ TAG Contributor Strategy provides guidance for project maintainers on how to bui
 
 {{% /blocks/lead %}}
 
-TODO: text about that there might be terms that are not clear and that we have a glossary for that at [glossary](/about/glossary)
+## Unknown Terms?
+
+If you encounter any unfamiliar terms in this document or on our website, we have a [glossary](/resources/glossary)
+available.