Bug Fix: allow certificates to be copy/pasted on LDAP auth config (#8573) (#8581)

* change certificate field to textarea to allow line breaks

* add space

Author: Monkeychip

ui/app/models/auth-config/ldap.js

@@ -1,11 +1,18 @@
 import { computed } from '@ember/object';
 
+import DS from 'ember-data';
 import AuthConfig from '../auth-config';
 import fieldToAttrs from 'vault/utils/field-to-attrs';
 import { combineFieldGroups } from 'vault/utils/openapi-to-attrs';
 
+const { attr } = DS;
+
 export default AuthConfig.extend({
   useOpenAPI: true,
+  certificate: attr({
+    label: 'Certificate',
+    editType: 'textarea',
+  }),
   fieldGroups: computed(function() {
     let groups = [
       {