Remove role prop as we're not using it atm

[MAILPOET-2777]

assets/js/src/common/modal/frame.tsx

@@ -3,7 +3,6 @@ import classnames from 'classnames';
 
 type Props = {
   fullScreen?: boolean,
-  role?: string,
   className?: string,
   children: React.ReactNode,
 };
@@ -11,7 +10,6 @@ type Props = {
 function ModalFrame({
   children,
   className,
-  role,
   fullScreen,
 }: Props) {
   return (
@@ -21,7 +19,7 @@ function ModalFrame({
         { 'mailpoet-modal-full-screen': fullScreen },
         className
       )}
-      role={role}
+      role="dialog"
       tabIndex={-1}
     >
       {children}
@@ -30,7 +28,6 @@ function ModalFrame({
 }
 
 ModalFrame.defaultProps = {
-  role: 'dialog',
   fullScreen: false,
   className: '',
 };

assets/js/src/common/modal/modal.tsx

@@ -15,7 +15,6 @@ type Props = {
   fullScreen?: boolean,
   shouldCloseOnEsc?: boolean,
   shouldCloseOnClickOutside?: boolean,
-  role?: string,
   children: React.ReactNode,
 };
 
@@ -26,7 +25,6 @@ function Modal({
   isDismissible,
   shouldCloseOnEsc,
   shouldCloseOnClickOutside,
-  role,
   contentClassName,
   overlayClassName,
   fullScreen,
@@ -39,7 +37,6 @@ function Modal({
       className={overlayClassName}
     >
       <ModalFrame
-        role={role}
         className={contentClassName}
         fullScreen={fullScreen}
       >
@@ -63,7 +60,6 @@ function Modal({
 
 Modal.defaultProps = {
   onRequestClose: () => {},
-  role: 'dialog',
   title: null,
   shouldCloseOnEsc: true,
   shouldCloseOnClickOutside: true,