update logos

backend/grant/templates/emails/template.html

@@ -91,7 +91,7 @@
                 <tr>
                     <td align="center" style="padding: 40px 10px 40px 10px;" valign="top">
                         <a href="{{ args.home_url }}" target="_blank">
-                            <img alt="ZF Grants logo" border="0" height="44" src="https://s3.us-east-2.amazonaws.com/zf-grants-prod/email-logo.png"
+                            <img alt="ZF Grants logo" border="0" height="44" src="https://i.imgur.com/tYx0apf.png"
                                  style="display: block; width: 220px; max-width: 220px; min-width: 220px; font-family: 'Nunito Sans', Helvetica, Arial, sans-serif; color: #ffffff; font-size: 18px;"
                                  width="220">
                         </a>