Do not use deprecated API

Signed-off-by: Bernát Gábor <gaborjbernat@gmail.com>

src/virtualenv/activation/via_template.py

@@ -4,10 +4,17 @@
 
 from .activator import Activator
 
-if sys.version_info >= (3, 7):
-    from importlib.resources import read_binary
+if sys.version_info >= (3, 9) or sys.version_info <= (3, 7):
+    if sys.version_info >= (3, 9):
+        from importlib.resources import files
+    else:
+        from importlib_resources import files
+
+    def read_binary(module_name: str, filename: str) -> bytes:
+        return (files(module_name) / filename).read_bytes()
+
 else:
-    from importlib_resources import read_binary
+    from importlib.resources import read_binary
 
 
 class ViaTemplateActivator(Activator, metaclass=ABCMeta):

tox.ini

@@ -67,7 +67,7 @@ setenv =
 skip_install = true
 deps =
     coverage>=6.5
-    diff_cover>=7.0.1
+    diff_cover>=7.0.2
 extras =
 parallel_show_output = true
 commands =