Add Posthog to showcase (#2354)

Author: petersuhm

public/showcase-videos/posthog.com.mp4

@@ -117,6 +117,13 @@ const showcase = [
   },
 
   // Ambassadors
+  {
+    name: "Posthog",
+    url: "https://posthog.com/",
+    thumbnail: require("./img/posthog.com.png").default,
+    video: "/showcase-videos/posthog.com.mp4",
+    description: "SaaS application website",
+  },
   {
     name: "Sanity",
     url: "https://sanity.io",