CYS - Fix register testimonials category as reviews failing test (#48719)

* Fix register testimonials category as reviews failing test

* Add changefile(s) from automation for the following project(s): woocommerce

---------

Co-authored-by: github-actions <github-actions@github.com>

plugins/woocommerce/changelog/48719-fix-ptk-unit-test

@@ -0,0 +1,4 @@
+Significance: minor
+Type: dev
+
+CYS - Fix the "test_fetch_patterns_should_register_testimonials_category_as_reviews" tests.

plugins/woocommerce/tests/php/src/Blocks/Patterns/PTKPatternsStoreTest.php

@@ -233,9 +233,12 @@ class PTKPatternsStoreTest extends \WP_UnitTestCase {
 		);
 
 		$this->ptk_client
-			->expects( $this->once() )
+			->expects( $this->exactly( 2 ) )
 			->method( 'fetch_patterns' )
-			->willReturn( $ptk_patterns );
+			->willReturnOnConsecutiveCalls(
+				$ptk_patterns,
+				array()
+			);
 
 		$this->pattern_store->fetch_patterns();