Address code review style feedback

Author: KoolADE85

dash/_utils.py

@@ -11,7 +11,7 @@
 import secrets
 import string
 from html import escape
-from functools import wraps, reduce
+from functools import wraps
 from typing import Union
 from dash.types import RendererHooks
 
@@ -274,10 +274,6 @@ def clean_property_name(name: str):
 def hooks_to_js_object(hooks: Union[RendererHooks, None]) -> str:
     if hooks is None:
         return ""
-    hook_str = reduce(
-        lambda reduced, hook: f"{reduced}{hook[0]}: {hook[1]},",
-        hooks.items(),
-        "",
-    )
+    hook_str = ",".join(f"{key}: {val}" for key, val in hooks.items())
 
     return f"{{{hook_str}}}"