update some field descriptions

src/Form/ModuleConfigurationForm.php

@@ -117,21 +117,21 @@ class ModuleConfigurationForm extends ConfigFormBase {
     $form['contact']['zip'] = array(
       '#type' => 'textfield',
       '#title' => $this->t('Zip Code'),
-      '#description' => $this->t('Zip Code – formatted as 43210 or 43210-1234'),
+      '#description' => $this->t('Formatted: 43210 or 43210-1234'),
       '#default_value' => $config->get('zip'),
     );
 
     $form['contact']['phone'] = array(
       '#type' => 'tel',
       '#title' => $this->t('Phone'),
-      '#description' => $this->t('Main contact phone number for your site – formatted as 614-555-5555'),
+      '#description' => $this->t('Formatted: 614-555-5555'),
       '#default_value' => $config->get('phone'),
     );
 
     $form['contact']['fax'] = array(
       '#type' => 'tel',
       '#title' => $this->t('Fax'),
-      '#description' => $this->t('Fax number, if applicable – formatted as 614-555-5555'),
+      '#description' => $this->t('Formatted: 614-555-5555'),
       '#default_value' => $config->get('fax'),
     );