Fix wrapping plain text

.env

@@ -1,5 +1,5 @@
 API_ID=1025907
 API_HASH=452b0359b988148995f22ff0f4229750
 VERSION=1.0.3
-VERSION_FULL=1.0.3 (66)
-BUILD=66
+VERSION_FULL=1.0.3 (68)
+BUILD=68

src/lib/richtextprocessor.ts

@@ -901,7 +901,7 @@ namespace RichTextProcessor {
   /**
    * ! This function is still unsafe to use with .innerHTML
    */
-  export function wrapPlainText(text: string, entities?: MessageEntity[]) {
+  export function wrapPlainText(text: string, entities: MessageEntity[] = []) {
     if(entities?.length) {
       entities = entities.filter(entity => entity._ === 'messageEntitySpoiler');
     }