Change where we cache the package finder to alleviate issue collectin…

…g hashes with multiple indexes.

pipenv/utils/resolver.py

@@ -5,7 +5,7 @@
 import sys
 import tempfile
 import warnings
-from functools import cached_property, lru_cache
+from functools import cache, cached_property, lru_cache
 from pathlib import Path
 from typing import Dict, List, Optional
 
@@ -51,6 +51,7 @@
     import importlib.metadata as importlib_metadata
 
 
+@cache
 def get_package_finder(
     install_cmd=None,
     options=None,
@@ -326,7 +327,6 @@ def prepare_index_lookup(self):
                 alt_index_lookup[req_name] = index_mapping[index]
         return alt_index_lookup
 
-    @cached_property
     def package_finder(self):
         finder = get_package_finder(
             install_cmd=self.pip_command,