Feat: get message by id (#1634)

* feat: get message by id

Add the feature of getting messages by id.
It's loads messages that are not loaded in the Store.Msg, and add them into the Store.Msg.
I don't use the draft because this is already work

* Fix typo

* Fix for test

* Update index.d.ts

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Co-authored-by: Rajeh Taher <rajeh@reforward.dev>
Co-authored-by: Codeboss <131376628+codebossdev@users.noreply.github.com>

index.d.ts

@@ -60,6 +60,9 @@ declare namespace WAWebJS {
         /** Get contact instance by ID */
         getContactById(contactId: string): Promise<Contact>
 
+        /** Get message by ID */
+        getMessageById(messageId: string): Promise<Message>
+
         /** Get all current contact instances */
         getContacts(): Promise<Contact[]>