fix(textarea): add reflect option to disabled and readonly props

To be consistent with ion-input and could be useful for styling purposes, since there is no "readonly" css class

Author: KillerCodeMonkey

core/src/components/textarea/textarea.tsx

@@ -132,7 +132,7 @@ export class Textarea implements ComponentInterface {
   /**
    * If `true`, the user cannot interact with the textarea.
    */
-  @Prop() disabled = false;
+  @Prop({ reflect: true }) disabled = false;
 
   /**
    * The fill for the item. If `"solid"` the item will have a background. If
@@ -177,7 +177,7 @@ export class Textarea implements ComponentInterface {
   /**
    * If `true`, the user cannot modify the value.
    */
-  @Prop() readonly = false;
+  @Prop({ reflect: true }) readonly = false;
 
   /**
    * If `true`, the user must fill in a value before submitting a form.