add exported compat to fluent__bundle (#41101)

types/fluent__bundle/OTHER_FILES.txt

@@ -0,0 +1 @@
+compat.d.ts

types/fluent__bundle/compat.d.ts

@@ -0,0 +1 @@
+export * from './index';

types/fluent__bundle/fluent__bundle-tests.ts

@@ -1,7 +1,9 @@
 import { FluentBundle, FluentDateTime, FluentError, FluentNumber, FluentResource, Scope } from '@fluent/bundle';
+import * as compat from '@fluent/bundle/compat';
 
 // FluentBundle examples:
 const bundle = new FluentBundle(['en-US']);
+const compatBundle = new compat.FluentBundle(['en-US']);
 
 // FluentResource examples:
 const resource = new FluentResource(`test=Some other message with args arg1={$arg1} and arg2={$arg2}`);

types/fluent__bundle/tsconfig.json

@@ -20,6 +20,9 @@
         "paths": {
             "@fluent/bundle": [
                 "fluent__bundle"
+            ],
+            "@fluent/bundle/compat": [
+                "fluent__bundle/compat"
             ]
         }
     },