Update studio fonts and font previews (#21)

Co-authored-by: Evan Carlson <evan@Evans-MacBook-Pro.local>

Author: evanmcarlson

docs/studio/guides/ui.mdx

@@ -69,24 +69,18 @@ A selection of built-in fonts are available for use in any 8th Wall project.
 <div class="font-preview">
     #### Nunito
     ![Nunito.png](/images/studio/fonts/Nunito.png)
-    #### Akidenz Grotesk
-    ![AkidenzGrotesk.png](/images/studio/fonts/AkidenzGrotesk.png)
     #### Baskerville
     ![Baskerville.png](/images/studio/fonts/Baskerville.png)
     #### Futura
     ![Futura.png](/images/studio/fonts/Futura.png)
-    #### Gotham
-    ![Gotham.png](/images/studio/fonts/Gotham.png)
-    #### Helvetica
-    ![Helvetica.png](/images/studio/fonts/Helvetica.png)
     #### Nanum Pen Script
     ![NanumPenScript.png](/images/studio/fonts/NanumPenScript.png)
     #### Press Start 2P
     ![PressStart2P.png](/images/studio/fonts/PressStart2P.png)
-    #### Times
-    ![Times.png](/images/studio/fonts/Times.png)
     #### Inconsolata
     ![Inconsolata.png](/images/studio/fonts/Inconsolata.png)
+    #### Roboto
+    ![Roboto.png](/images/studio/fonts/Roboto.png)
 </div>
 
 ### Custom Fonts