Get rid of unicode warning

src/yunohost/diagnosis.py

@@ -452,7 +452,7 @@ class Diagnoser():
         key = "diagnosis_description_" + id_
         descr = m18n.n(key)
         # If no description available, fallback to id
-        return descr if descr != key else id_
+        return descr if descr.decode('utf-8') != key else id_
 
     @staticmethod
     def i18n(report, force_remove_html_tags=False):

src/yunohost/service.py

@@ -354,7 +354,7 @@ def _get_and_format_service_status(service, infos):
     # that mean that we don't have a translation for this string
     # that's the only way to test for that for now
     # if we don't have it, uses the one provided by systemd
-    if description == translation_key:
+    if description.decode('utf-8') == translation_key:
         description = str(raw_status.get("Description", ""))
 
     output = {