Fixed regex for blocks of code

app/js/lib/ng_utils.js

@@ -1240,7 +1240,7 @@ angular.module('izhukov.utils', [])
     var spotifyRegExp = /(https?:\/\/(open\.spotify\.com|play\.spotify\.com|spoti\.fi)\/(.+)|spotify:(.+))/i
 
     var markdownTestRegExp = /[`_*@]/
-    var markdownRegExp = /(^|\s)(````?)([\s\S]+?)(````?)([\s\n\.,:?!;]|$)|(^|\s)(`|\*\*|__)([^\n]+?)\7([\s\.,:?!;]|$)|@(\d+)\s*\((.+?)\)/
+    var markdownRegExp = /(^|\s|\n)(````?)([\s\S]+?)(````?)([\s\n\.,:?!;]|$)|(^|\s)(`|\*\*|__)([^\n]+?)\7([\s\.,:?!;]|$)|@(\d+)\s*\((.+?)\)/m
 
     var siteHashtags = {
       Telegram: 'tg://search_hashtag?hashtag={1}',