Remove constraint fon time

Author: pcrespov

services/web/server/src/simcore_service_webserver/resource_manager/config.py

@@ -7,7 +7,7 @@
 
 import trafaret as T
 from aiohttp.web import Application
-from pydantic import BaseSettings, PositiveInt, Field, conint
+from pydantic import BaseSettings, PositiveInt, Field
 
 from models_library.settings.redis import RedisConfig
 from servicelib.application_keys import APP_CONFIG_KEY
@@ -46,7 +46,7 @@ class RedisSection(RedisConfig):
 class ResourceManagerSettings(BaseSettings):
     enabled: bool = True
 
-    resource_deletion_timeout_seconds: Optional[conint(ge=3)] = Field(
+    resource_deletion_timeout_seconds: Optional[PositiveInt] = Field(
         900, description="Expiration time (or Time to live (TTL) in redis jargon) for a registered resource"
     )
     garbage_collection_interval_seconds: Optional[PositiveInt] = Field(