ENGCOM-1811: [Forwardport] Fix method name (typo) #15745

 - Merge Pull Request #15745 from vijay-wagento/magento2:2.3-develop-PR-port-15514
 - Merged commits:
   1. 6bc77cb
   2. c494d73
   3. 6e2dea6
   4. 9850d9c
   5. c2765a7

Author: magento-engcom-team

app/code/Magento/Multishipping/Block/Checkout/Overview.php

@@ -319,9 +319,19 @@ public function getQuote()
     }
 
     /**
+     * @deprecated
+     * typo in method name, see getBillingAddressTotals()
      * @return mixed
      */
     public function getBillinAddressTotals()
+    {
+        return $this->getBillingAddressTotals();
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getBillingAddressTotals()
     {
         $address = $this->getQuote()->getBillingAddress();
         return $this->getShippingAddressTotals($address);

app/code/Magento/Multishipping/Block/Checkout/Shipping.php

@@ -9,7 +9,7 @@
 use Magento\Quote\Model\Quote\Address;
 
 /**
- * Multishipping checkout shipping
+ * Mustishipping checkout shipping
  *
  * @api
  * @author     Magento Core Team <[email protected]>

app/code/Magento/Multishipping/view/frontend/templates/checkout/overview.phtml

@@ -186,7 +186,7 @@
                         <?php endforeach; ?>
                     </tbody>
                     <tfoot>
-                    <?= /* @noEscape */ $block->renderTotals($block->getBillinAddressTotals()); ?>
+                    <?= /* @noEscape */ $block->renderTotals($block->getBillingAddressTotals()); ?>
                     </tfoot>
                 </table>
             </div>

app/code/Magento/User/Model/Backend/Config/ObserverConfig.php

@@ -72,7 +72,7 @@ public function getAdminPasswordLifetime()
     }
 
     /**
-     * Get admin maximum security failures from config
+     * Get admin maxiumum security failures from config
      *
      * @return int
      */