MC-17139: Multiple Unstable MFTF Tests The Are Slowing Down PRs

- Skipping unstable MFTF tests

Author: dhaecker

app/code/Magento/Newsletter/Test/Mftf/Test/AdminAddWidgetToWYSIWYGNewsletterTest.xml

@@ -16,6 +16,9 @@
             <description value="Admin should be able to add widget to WYSIWYG Editor Newsletter"/>
             <severity value="CRITICAL"/>
             <testCaseId value="MAGETWO-84682"/>
+            <skip>
+                <issueId value="MC-17140"/>
+            </skip>
         </annotations>
         <before>
             <actionGroup ref="LoginActionGroup" stepKey="login"/>

app/code/Magento/SalesRule/Test/Mftf/Test/AdminDeleteActiveSalesRuleWithComplexConditionsAndVerifyDeleteMessageTest.xml

@@ -16,6 +16,9 @@
             <severity value="CRITICAL"/>
             <group value="salesRule"/>
             <group value="mtf_migrated"/>
+            <skip>
+                <issueId value="MC-17175"/>
+            </skip>
         </annotations>
 
         <before>

app/code/Magento/Tax/Test/Mftf/Test/AdminUpdateTaxRuleWithFixedZipUtahTest.xml

@@ -17,6 +17,9 @@
             <severity value="CRITICAL"/>
             <group value="tax"/>
             <group value="mtf_migrated"/>
+            <skip>
+                <issueId value="MC-16684"/>
+            </skip>
         </annotations>
 
         <before>