Update filters for deployment indexes (#6533)

Author: heatheramz

src/pages/[platform]/deploy-and-host/custom-configuration/index.mdx

@@ -5,14 +5,10 @@ export const meta = {
   title: 'Custom configuration',
   description: 'Learn how to enable a custom domain name using Amplify Hosting.',
   platforms: [
-    'android',
     'angular',
-    'flutter',
     'javascript',
     'nextjs',
     'react',
-    'react-native',
-    'swift',
     'vue'
   ],
   route: '/[platform]/deploy-and-host/custom-configuration'

src/pages/[platform]/deploy-and-host/deployment/index.mdx

@@ -5,14 +5,10 @@ export const meta = {
   title: 'Deployment',
   description: 'With Amplify Hosting, developers building apps with Amplify can continuously deploy updates to their backend and frontend on every code commit.',
   platforms: [
-    'android',
     'angular',
-    'flutter',
     'javascript',
     'nextjs',
     'react',
-    'react-native',
-    'swift',
     'vue'
   ],
   route: '/[platform]/deploy-and-host/deployment'