Reset hooks dist on cleanup

Author: T4rk1n

dash/_hooks.py

@@ -38,8 +38,6 @@ def __init__(self) -> None:
             "routes": [],
             "error": [],
             "callback": [],
-            "script": [],
-            "stylesheet": [],
             "index": [],
         }
         self._js_dist = []

tests/integration/test_hooks.py

@@ -13,6 +13,9 @@ def hook_cleanup():
     hooks._ns["route"] = []
     hooks._ns["error"] = []
     hooks._ns["callback"] = []
+    hooks._ns["index"] = []
+    hooks._css_dist = []
+    hooks._js_dist = []
 
 
 def test_hook001_layout(hook_cleanup, dash_duo):