increase data contracts test timeout (#27382)

Co-authored-by: Shrabanti Paul <shrabantipaul@Shrabantis-MacBook-Pro.local>

Author: shrabantipaul-collate

openmetadata-ui/src/main/resources/ui/playwright/e2e/Pages/DataContracts.spec.ts

@@ -142,7 +142,8 @@ test.describe('Data Contracts', () => {
     test(`Create Data Contract and validate for ${entityType}`, async ({
       page,
     }) => {
-      test.slow(true);
+      // 12-min timeout so waitForDataContractExecution completes first.
+      test.setTimeout(720_000);
 
       const testClassification = new ClassificationClass();
       const testTag = new TagClass({