Update CheckoutAgreementsHelpers.php

B2B-2606: Graphql Parser called at least 3 times per request
 * Update class name call to follow Codeception Modules standards

Author: okolesnyk

app/code/Magento/CheckoutAgreements/Test/Mftf/Helper/CheckoutAgreementsHelpers.php

@@ -37,7 +37,7 @@ public function deleteAllTermConditionRows(
     ): void {
         try {
             /** @var MagentoWebDriver $magentoWebDriver */
-            $magentoWebDriver = $this->getModule("\" . MagentoWebDriver::class);
+            $magentoWebDriver = $this->getModule("\\" . MagentoWebDriver::class);
             $webDriver = $magentoWebDriver->webDriver;
 
             $magentoWebDriver->waitForPageLoad(30);