MAGETWO-90391: [Test Debt] Break Slider Tests Into Multiple Files

- Skipping Flaky CE tests

Author: dhaecker

dev/tests/acceptance/tests/functional/Magento/FunctionalTest/Analytics/Test/AdminConfigurationPermissionCest.xml

@@ -17,6 +17,8 @@
             <severity value="CRITICAL"/>
             <testCaseId value="MAGETWO-82648"/>
             <group value="analytics"/>
+            <!-- MAGETWO-90659 -->
+            <group value="skip"/>
         </annotations>
         <before>
             <createData stepKey="noReportUserRole" entity="adminNoReportRole"/>

dev/tests/acceptance/tests/functional/Magento/FunctionalTest/Newsletter/Test/VerifyTinyMCEv4IsNativeWYSIWYGOnNewsletterCest.xml

@@ -16,6 +16,8 @@
             <description value="Admin see TinyMCEv4.6 is native WYSIWYG on Newsletter"/>
             <severity value="CRITICAL"/>
             <testCaseId value="MAGETWO-84683"/>
+            <!-- MAGETWO-90659 -->
+            <group value="skip"/>
         </annotations>
         <before>
             <actionGroup ref="LoginActionGroup" stepKey="loginGetFromGeneralFile"/>