update ujson to newer version (#23787)

Author: wing328

modules/openapi-generator/src/main/resources/python-fastapi/requirements.mustache

@@ -28,7 +28,7 @@ requests==2.33.0
 Rx==1.6.1
 starlette==0.49.1
 typing-extensions==4.13.2
-ujson==5.12.0
+ujson==5.12.1
 urllib3==2.7.0
 uvicorn==0.13.4
 uvloop==0.21.0

samples/server/petstore/python-fastapi/requirements.txt

@@ -28,7 +28,7 @@ requests==2.33.0
 Rx==1.6.1
 starlette==0.49.1
 typing-extensions==4.13.2
-ujson==5.12.0
+ujson==5.12.1
 urllib3==2.7.0
 uvicorn==0.13.4
 uvloop==0.21.0