Add individual donors > 50$ (#131)

Author: Mariatta

src/components/sponsors_gallery.astro

@@ -141,6 +141,12 @@ const individuals = [
   },
   {
     name: "Christina Wofford",
+  },
+  {
+    name: "Jennifer Perret",
+  },
+  {
+    name: "Kassandra Keeton",
   }
 ];
 const media_partners = [