Merge pull request #1445 from rocket-admin/redis-db

fix hostname validation and hint for redis

Author: lyubov-voloshko

frontend/src/app/components/connect-db/db-credentials-forms/redis-credentials-form/redis-credentials-form.component.html

@@ -4,12 +4,13 @@
         data-testid="connection-hostname-input"
         angulartics2On="change"
         angularticsAction="Connection creds {{ connection.id ? 'edit' : 'add' }}: hostname is edited"
-        required hostnameValidator="mongodb"
+        required hostnameValidator
         [readonly]="(accessLevel === 'readonly' || connection.isTestConnection) && connection.id"
         [disabled]="submitting"
         [(ngModel)]="connection.host">
     <mat-hint>
-        E.g. <strong><code>mongodb+srv://my-test-db.8a8grvb.mongoconnection.net</code></strong><br>
+        E.g. <strong><code>redis-12345.c17.us-east-1-2.ec2.cloud.redislabs.com</code></strong>
+        <br/>
         Connections from internal IPs (e.g. localhost) are not supported
     </mat-hint>