Allow modals to have button icons

types/ComposedModal/ModalFooter.svelte.d.ts

@@ -9,6 +9,12 @@ export interface ModalFooterProps
    */
   primaryButtonText?: string;
 
+  /**
+   * Specify the primary button props
+   * @default {}
+   */
+  primaryButtonProps?: ButtonProps;
+
   /**
    * Set to `true` to disable the primary button
    * @default false

types/Modal/Modal.svelte.d.ts

@@ -81,6 +81,12 @@ export interface ModalProps
    */
   primaryButtonDisabled?: boolean;
 
+  /**
+   * Specify the primary button props
+   * @default {}
+   */
+  primaryButtonProps?: ButtonProps;
+
   /**
    * Set to `true` for the "submit" and "click:button--primary" events
    * to be dispatched when pressing "Enter"