chore: Correct the order of logos based on the joining date.

Author: nikpachoo

src/pages/index.mdx

@@ -33,9 +33,9 @@ import joinPreviewUrl from "../images/join-preview.png";
         groupName: 'Silver members',
         companies: [
           { name: 'Gradle', image: gradleLogo, url: 'https://gradle.org/' },
-          { name: 'Uber', image: uberLogo,  url: 'https://www.uber.com/' },
-          { name: 'Shopify', image: shopifyLogo, url: 'https://shopify.engineering/' },
           { name: 'Touchlab', image: touchlabLogo, url: 'https://touchlab.co/' },
+          { name: 'Shopify', image: shopifyLogo, url: 'https://shopify.engineering/' },
+          { name: 'Uber', image: uberLogo,  url: 'https://www.uber.com/' },
           { name: 'Kotzilla', image: kotzillaLogo, url: 'https://kotzilla.io/' },
         ]
       },