Fixes a bug with closing parenthesis and links

app/src/main/java/fr/gouv/etalab/mastodon/helper/Helper.java

@@ -227,9 +227,7 @@ public class Helper {
     private static final Pattern SHORTNAME_PATTERN = Pattern.compile(":([-+\\w]+):");
 
     private static final Pattern urlPattern = Pattern.compile(
-            "(?:^|[\\W])((ht|f)tp(s?):\\/\\/|www\\.)"
-                    + "(([\\w\\-]+\\.){1,}?([\\w\\-.~]+\\/?)*"
-                    + "[\\p{Alnum}.,%_=?&#\\-+()\\[\\]\\*$~@!:/{};']*)",
+            "(?i)\\b((?:[a-z][\\w-]+:(?:/{1,3}|[a-z0-9%])|www\\d{0,3}[.]|[a-z0-9.\\-]+[.][a-z]{2,4}/)(?:[^\\s()<>]+|\\(([^\\s()<>]+|(\\([^\\s()<>]+\\)))*\\))+(?:\\(([^\\s()<>]+|(\\([^\\s()<>]+\\)))*\\)|[^\\s`!()\\[\\]{};:'\".,<>?«»“”‘’]))",
             Pattern.CASE_INSENSITIVE | Pattern.MULTILINE | Pattern.DOTALL);
 
     /**