docs: showcase user Amphora (#1873)

* Add Amphora Data link to users

Adds Amphora Data to the list of users

* Add Amphora Data logo

* fix case of image path

* Move Image into users directory

* use black amphora image

website-1.x/data/users.js

@@ -42,6 +42,13 @@ module.exports = [
     fbOpenSource: false,
     pinned: false,
   },
+  {
+    caption: 'Amphora Data',
+    image: '/img/users/AmphoraData.png',
+    infoLink: 'https://amphoradata.github.io/',
+    fbOpenSource: false,
+    pinned: false,
+  },
   {
     caption: 'Anssr Data Platform',
     image: '/img/users/anssr.svg',