Fix hCaptcha not loading on Contact Form 7.

Author: kagg-design

assets/js/hcaptcha-cf7.js

@@ -11,3 +11,5 @@ document.addEventListener( 'DOMContentLoaded', function() {
 		return form;
 	} );
 } );
+
+document.addEventListener( 'DOMContentLoaded', hCaptchaBindEvents );

src/js/hcaptcha/hcaptcha.js

@@ -590,12 +590,12 @@ class HCaptcha {
 		this.getForms().map( ( formElement ) => {
 			const hcaptchaElement = formElement.querySelector( '.h-captcha' );
 
-			if ( el && ( el !== hcaptchaElement ) ) {
+			// Ignore forms not having hcaptcha.
+			if ( null === hcaptchaElement ) {
 				return formElement;
 			}
 
-			// Ignore forms not having hcaptcha.
-			if ( null === hcaptchaElement ) {
+			if ( ( el instanceof HTMLElement ) && ( el !== hcaptchaElement ) ) {
 				return formElement;
 			}