#614: Deprecate OpenPageBuilderFullScreen Action Group

- Amending Deprecation Message

Author: bluemwhitew

app/code/Magento/PageBuilder/Test/Mftf/ActionGroup/StageActionGroup/OpenPageBuilderFullScreenActionGroup.xml

@@ -6,7 +6,7 @@
   */
 -->
 <actionGroups xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/actionGroupSchema.xsd">
-    <actionGroup name="openPageBuilderFullScreen" deprecated="This action group is no longer supported. Consider using `VerifyFullScreenActionGroup` instead.">
+    <actionGroup name="openPageBuilderFullScreen" deprecated="This action group is no longer supported. Consider using `ClickEditWithPageBuilderButtonActionGroup` instead.">
         <waitForElementVisible selector="{{PageBuilderStage.openFullScreen}}" stepKey="waitForFullScreenButton"/>
         <click selector="{{PageBuilderStage.openFullScreen}}" stepKey="clickFullScreenButton"/>
         <waitForPageLoad stepKey="waitForFullScreenAnimation"/>