Make email relay provider info more usable in other components

dashboard/src/utils.js

@@ -1,6 +1,11 @@
 
 import { prettyBinarySize } from '@cloudron/pankow/utils';
-import { ISTATES, STORAGE_PROVIDERS } from './constants.js';
+import { RELAY_PROVIDERS, ISTATES, STORAGE_PROVIDERS } from './constants.js';
+
+function prettyRelayProviderName(provider) {
+  const tmp = RELAY_PROVIDERS.find(p => p.provider === provider);
+  return tmp ? tmp.name : provider;
+}
 
 // https://stackoverflow.com/questions/3665115/how-to-create-a-file-in-memory-for-user-to-download-but-not-through-server#18197341
 function download(filename, text) {
@@ -635,6 +640,7 @@ const cronHours = Array.from({ length: 24 }).map(function (v, i) { return { id:
 
 // named exports
 export {
+  prettyRelayProviderName,
   download,
   mountlike,
   s3like,
@@ -651,6 +657,7 @@ export {
 
 // default export
 export default {
+  prettyRelayProviderName,
   download,
   mountlike,
   s3like,