Fix: PHP Error when fetching System Info report for Experiments that …

…don't have a title [ED-6879] (elementor#18233)

* Fix: PHP Error when fetching System Info report for Experiments that don't have a title [ED-6879]

* Fix register_controls() Unit Test

core/experiments/experiments-reporter.php

@@ -112,7 +112,9 @@ public function get_html_experiments() {
 			// If the state is default, add the default state to the string.
 			$state = Plugin::$instance->experiments->get_feature_state_label( $experiment );
 
-			$output .= '<tr><td>' . esc_html( $experiment['title'] ) . ': </td>';
+			$title = isset( $experiment['title'] ) ? $experiment['title'] : $experiment['name'];
+
+			$output .= '<tr><td>' . esc_html( $title ) . ': </td>';
 			$output .= '<td>' . esc_html( $state ) . '</td>';
 			$output .= '</tr>';
 		}