MAGETWO-97161: Static tests failed on mainline

Author: le0n4eg

app/code/Magento/Customer/Test/Mftf/Section/AdminCustomerFiltersSection.xml

@@ -15,6 +15,6 @@
         <element name="emailInput" type="input" selector="input[name=email]"/>
         <element name="apply" type="button" selector="button[data-action=grid-filter-apply]" timeout="30"/>
         <element name="clearAllFilters" type="text" selector=".admin__current-filters-actions-wrap.action-clear"/>
-        <element name="clearAll" type="button" selector=".admin__data-grid-header .action-tertiary.action-clear"/>
+        <element name="clearAll" type="button" selector=".admin__data-grid-header .action-tertiary.action-clear" timeout="30"/>
     </section>
 </sections>