fix(curriculum): typo in cat blog page (freeCodeCamp#57954)

Author: shirodune

curriculum/challenges/english/25-front-end-development/workshop-blog-page/669fd6fd12918e3de87854d4.md

@@ -9,7 +9,7 @@ dashedName: step-8
 
 For your blog, there should be a way for users to navigate to different sections on the page.
 
-The `nav` element is used to to provide navigation links to other sections in the document or other sections in the website. A lot of times you will see the `nav` element used for menus or table of contents. 
+The `nav` element is used to provide navigation links to other sections in the document or other sections in the website. A lot of times you will see the `nav` element used for menus or table of contents. 
 
 Here is an example of using the `nav` element: