subtitle: py3 fixes

lib/svtplay_dl/subtitle/__init__.py

@@ -64,7 +64,6 @@ class subtitle(object):
                 data += "\n"
                 i += 1
 
-        if is_py2:
         data = data.encode('utf8')
         return data
 
@@ -99,7 +98,7 @@ class subtitle(object):
                 if int(n) > 0:
                     subs += "%s\n" % i.text
 
-        if is_py2:
+
         subs = subs.encode('utf8')
         return subs