MC-10916: Update Customer Password on Storefront, Valid Current Password

- Fix mtf_migrated annotation

Author: tomreece

app/code/Magento/Customer/Test/Mftf/Test/StorefrontUpdateCustomerPasswordTest.xml

@@ -17,7 +17,7 @@
             <severity value="CRITICAL"/>
             <testCaseId value="MC-10916"/>
             <group value="Customer"/>
-            <group value="mtf-migrated"/>
+            <group value="mtf_migrated"/>
         </annotations>
         <before>
             <createData stepKey="customer" entity="Simple_US_Customer"/>
@@ -53,7 +53,7 @@
             <severity value="CRITICAL"/>
             <testCaseId value="MC-10917"/>
             <group value="Customer"/>
-            <group value="mtf-migrated"/>
+            <group value="mtf_migrated"/>
         </annotations>
 
         <fillField  stepKey="fillValidCurrentPassword" userInput="$$customer.password$$^" selector="{{StorefrontCustomerAccountInformationSection.currentPassword}}"/>
@@ -70,7 +70,7 @@
             <severity value="CRITICAL"/>
             <testCaseId value="MC-10918"/>
             <group value="Customer"/>
-            <group value="mtf-migrated"/>
+            <group value="mtf_migrated"/>
         </annotations>
 
         <fillField  stepKey="fillNewPasswordConfirmation" userInput="$$customer.password$$^" selector="{{StorefrontCustomerAccountInformationSection.confirmNewPassword}}"/>