vim-patch:8.2.0074: Python 3 unicode test someitmes fails

Problem:    Python 3 unicode test someitmes fails.
Solution:   Make 'termencoding' empty.  Correct number of error message.
4b7cdca230

src/nvim/options.lua

@@ -2488,12 +2488,6 @@ return {
       varname='p_tbidi',
       defaults={if_true={vi=false}}
     },
-    {
-      full_name='termencoding', abbreviation='tenc',
-      type='string', scope={'global'},
-      vi_def=true,
-      defaults={if_true={vi=""}}
-    },
     {
       full_name='termguicolors', abbreviation='tgc',
       type='bool', scope={'global'},