Update variable name

Author: enejb

projects/packages/forms/src/contact-form/class-contact-form.php

@@ -2077,11 +2077,11 @@ public function process_submission() {
 		);
 		$footer_ip = null;
 		if ( $comment_author_ip ) {
-			$comment_author_ip = $comment_author_ip . ' ' . $response->get_country_flag();
-			$footer_ip         = sprintf(
+			$comment_author_ip_with_flag = $comment_author_ip . ( $response->get_country_flag() ? ' ' . $response->get_country_flag() : '' );
+			$footer_ip                   = sprintf(
 				/* translators: Placeholder is the IP address of the person who submitted a form. */
 				esc_html__( 'IP Address: %1$s', 'jetpack-forms' ),
-				$comment_author_ip
+				$comment_author_ip_with_flag
 			) . '<br />';
 		}