cli: remove accents in image name

Remove accents in the --name argument of the create image command.

cli/objects/images.py

@@ -165,8 +165,9 @@ class OgImage():
                 return
             fs_code = list(part_info)[0]['code']
 
+        image_name = remove_accents(parsed_args.name)
         payload = {'clients': parsed_args.client_ip, 'disk': parsed_args.disk, 'center_id': center_id,
-                   'partition': parsed_args.part, 'code': str(fs_code), 'name': parsed_args.name,
+                   'partition': parsed_args.part, 'code': str(fs_code), 'name': image_name,
                    'id': '0', 'repository_id': repo_id}
         if parsed_args.desc:
             payload['description'] = parsed_args.desc

cli/utils.py

@@ -5,6 +5,7 @@
 # Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 
+import unicodedata
 import json
 import ipaddress
 import re
@@ -65,3 +66,6 @@ def check_mac_address(addr):
         print(addr.lower())
         return False
 
+def remove_accents(text):
+    normalized_text = unicodedata.normalize('NFD', text)
+    return ''.join(c for c in normalized_text if unicodedata.category(c) != 'Mn')