Docs: Remove obsolete comment in `wpmu_signup_blog_notification()` and `wpmu_signup_user_notification()`.

Props david.binda.
Fixes #48185.
Built from https://develop.svn.wordpress.org/trunk@46367


git-svn-id: http://core.svn.wordpress.org/trunk@46166 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/ms-functions.php

@@ -959,7 +959,6 @@ function wpmu_signup_blog_notification( $domain, $path, $title, $user_login, $us
 		$key
 	);
 
-	// TODO: Don't hard code activation link.
 	$subject = sprintf(
 		/**
 		 * Filters the subject of the new blog notification email.
@@ -1073,7 +1072,6 @@ function wpmu_signup_user_notification( $user_login, $user_email, $key, $meta =
 		site_url( "wp-activate.php?key=$key" )
 	);
 
-	// TODO: Don't hard code activation link.
 	$subject = sprintf(
 		/**
 		 * Filters the subject of the notification email of new user signup.

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.3-beta2-46366';
+$wp_version = '5.3-beta2-46367';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.