[FIX] tools: remove max language length constraint

There is no reason for this constraint to be. Languages with a code
longer than 5 do exists in standard, (e.g. ar_001, sr@latin)

Introduced at 004a0b99

Fixes odoo/odoo#52558

closes odoo/odoo#52569

X-original-commit: 54340487
Signed-off-by: Martin Trigaux (mat) <mat@odoo.com>

odoo/tools/config.py

@@ -515,10 +515,6 @@ class configmanager(object):
         if opt.pg_path:
             self.options['pg_path'] = opt.pg_path
 
-        if self.options.get('language', False):
-            if len(self.options['language']) > 5:
-                raise Exception('ERROR: The Lang name must take max 5 chars, Eg: -lfr_BE')
-
         self.options['test_enable'] = bool(self.options['test_tags'])
 
         if opt.save: