Remove superfluous "together"

Author: Mr-Pepe

src/pip/_internal/commands/list.py

@@ -105,8 +105,7 @@ def add_options(self) -> None:
             choices=("columns", "freeze", "json"),
             help=(
                 "Select the output format among: columns (default), freeze, or json. "
-                "The 'freeze' format cannot be used together with the --outdated "
-                "option."
+                "The 'freeze' format cannot be used with the --outdated option."
             ),
         )
 
@@ -161,8 +160,7 @@ def run(self, options: Values, args: List[str]) -> int:
 
         if options.outdated and options.list_format == "freeze":
             raise CommandError(
-                "List format 'freeze' cannot be used together with the --outdated "
-                "option."
+                "List format 'freeze' cannot be used with the --outdated option."
             )
 
         cmdoptions.check_list_path_option(options)

tests/functional/test_list.py

@@ -588,7 +588,7 @@ def test_outdated_formats(script: PipTestEnvironment, data: TestData) -> None:
         expect_error=True,
     )
     assert (
-        "List format 'freeze' cannot be used together with the --outdated option."
+        "List format 'freeze' cannot be used with the --outdated option."
         in result.stderr
     )