ACQE-6355 : Flush cache to fix issue

Author: manjusha729

app/code/Magento/OfflineShipping/Test/Mftf/Test/StorefrontFreeShippingDisplayWithInclTaxOptionTest.xml

@@ -57,6 +57,10 @@
         <waitForPageLoad stepKey="waitForSelectCountry"/>
         <selectOption selector="{{CheckoutCartSummarySection.stateProvince}}" userInput="California" stepKey="selectCaliforniaRegion"/>
         <waitForPageLoad stepKey="waitForSelectRegion"/>
+        <!-- Flush cache -->
+        <actionGroup ref="CliCacheFlushActionGroup" stepKey="flushCache1">
+            <argument name="tags" value=""/>
+        </actionGroup>
         <see selector="{{CheckoutPaymentSection.tax}}" userInput="$8.25"  stepKey="seeTaxForCA"/>
         <!-- See available Free Shipping option -->
         <actionGroup ref="StorefrontAssertShippingMethodPresentInCartActionGroup" stepKey="assertShippingMethodLabel">