fix title on blog 3

_posts/2023-02-10-week03.md

@@ -1,6 +1,6 @@
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 layout: post
-title: Week 3 - Code of Conduct
+title: Week 3 - Git and Browser Extension
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 <!-- Comment on the git exercises we did in class. Comment on the work with your team and progress you have made towards your first browser extension (what are some problems the group is facing, what good things happened, how do you fit into the collaboration, what are your biggest contributions) -->