Corrected reading empty negative prompt from config (it shouldn't turn into None)

fooocus_version.py

@@ -1 +1 @@
-version = '2.1.701'
+version = '2.1.702'

modules/path.py

@@ -121,7 +121,8 @@ default_styles = get_config_item_or_set_default(
 default_negative_prompt = get_config_item_or_set_default(
     key='default_negative_prompt',
     default_value='low quality, bad hands, bad eyes, cropped, missing fingers, extra digit',
-    validator=lambda x: isinstance(x, str)
+    validator=lambda x: isinstance(x, str),
+    disable_empty_as_none=True
 )
 default_positive_prompt = get_config_item_or_set_default(
     key='default_positive_prompt',

update_log.md

@@ -1,3 +1,7 @@
+# 2.1.702
+
+* Corrected reading empty negative prompt from config (it shouldn't turn into None).
+
 # 2.1.701
 
 * Updated FreeU node to v2 (gives less overcooked results).