magento/adobe-stock-integration#1796: [MFTF] Unskip AdminMediaGalleryUploadCategoryImageTest - modified test and action group

Author: joweecaquicla

app/code/Magento/MediaGalleryUi/Test/Mftf/ActionGroup/AdminOpenMediaGalleryFromCategoryImageUploaderActionGroup.xml

@@ -15,6 +15,7 @@
         <conditionalClick stepKey="clickExpandContent" selector="{{AdminCategoryContentSection.sectionHeader}}" dependentSelector="{{AdminCategoryContentSection.selectFromGalleryButton}}" visible="false" />
         <waitForElementVisible selector="{{AdminCategoryContentSection.selectFromGalleryButton}}" stepKey="waitForSelectFromGallery" />
         <click selector="{{AdminCategoryContentSection.selectFromGalleryButton}}" stepKey="clickSelectFromGallery" />
-        <waitForPageLoad stepKey="waitForPageLoad" />
+        <waitForPageLoad stepKey="waitForPageLoad"/>
+        <waitForLoadingMaskToDisappear stepKey="waitForLoadingMaskToDisappear"/>
     </actionGroup>
 </actionGroups>

app/code/Magento/MediaGalleryUi/Test/Mftf/Test/AdminMediaGalleryUploadCategoryImageTest.xml

@@ -37,6 +37,7 @@
         <actionGroup ref="AdminSaveCategoryFormActionGroup" stepKey="saveCategoryForm"/>
         <actionGroup ref="AdminOpenMediaGalleryFromCategoryImageUploaderActionGroup" stepKey="openMediaGalleryFromImageUploader"/>
         <actionGroup ref="ResetAdminDataGridToDefaultViewActionGroup" stepKey="resetAdminDataGridToDefaultView"/>
+        <waitForLoadingMaskToDisappear stepKey="waitForLoadingMaskToDisappear"/>
         <actionGroup ref="AdminMediaGalleryAssertImageInGridActionGroup" stepKey="assertImageInGrid">
             <argument name="title" value="ProductImage.filename"/>
         </actionGroup>