BC-11068 - allow 4 chars for ctl lti secret (#331)

Author: virgilchiriac

views/ctltools/forms/add-ctl-tool.hbs

@@ -184,8 +184,8 @@
         </div>
         <div class="form-group">
             <label class="control-label" for="secret">Secret{{#if requireSecret}} *{{/if}}</label>
-            <input type="text" name="config[secret]" id="secret" class="form-control {{#if requireSecret}}required{{/if}}" {{#unless requireSecret}}placeholder="*****"{{/unless}} pattern=".{6,64}"
-                   title="Mindestens 6 Zeichen">
+            <input type="text" name="config[secret]" id="secret" class="form-control {{#if requireSecret}}required{{/if}}" {{#unless requireSecret}}placeholder="*****"{{/unless}} pattern=".{4,64}"
+                   title="Mindestens 4 Zeichen">
         </div>
         <div class="form-group">
             <label class="control-label" for="lti_message_type">Message Type *</label>