Update logo placeholder

src/components/AppHeader.tsx

@@ -7,7 +7,7 @@ export default function AppHeader() {
             <section className="logo-and-title">
                 <Link className="logo-and-text" to="/">
                     <img
-                        src="/public/site-images/flask-solid.svg" // PLACEHOLDER
+                        src="/site-images/flask-solid.svg" // PLACEHOLDER
                         alt="VT Reseach Connect Logo"
                     />
                 </Link>