system-info: drop safe_unicode usage

rhodecode/lib/system_info.py

@@ -33,6 +33,8 b' import resource'
 
 import configparser
 
+from rhodecode.lib.str_utils import safe_str
+
 log = logging.getLogger(__name__)
 
 
@@ -169,10 +171,10 b' def py_modules():'
 
 @register_sysinfo
 def platform_type():
-    from rhodecode.lib.utils import safe_unicode, generate_platform_uuid
+    from rhodecode.lib.utils import generate_platform_uuid
 
     value = dict(
-        name=safe_unicode(platform.platform()),
+        name=safe_str(platform.platform()),
         uuid=generate_platform_uuid()
     )
     return SysInfoRes(value=value)