Update header.astro

Author: sameehaafr

src/components/header.astro

@@ -9,6 +9,8 @@ export interface Props {
 const navItems: Array<NavItem> = [
   { title: "About", url: "/about" },
   { title: "Projects", url: "https://mlpurdue.notion.site/8e83150770684e118ed6f423ba54fb81" },
+  { title: "Reading Group", url: "https://mlpurdue.notion.site/Reading-Group-Schedule-56fa4e3969464ea79da87033a688c9f2?pvs=4" },
+  { title: "Workshops", url: "https://mlpurdue.notion.site/Workshop-Schedule-2567b8f7e0b64903bb7fdd14cde9aeff?pvs=4" },
   { title: "Events", url: "/#eventscalendar" },
   { title: "AI/ML Guides", url: "https://mlpurdue.notion.site/AI-ML-Guides-336e3bf13bd44738bb24217b678650d7"},
   { title: "Sponsor", url: "https://mlpurdue.notion.site/2023-2024-Sponsors-51f7ef777d104eecb3fb6edc2e693209"},