Fix test_shells after merge

Signed-off-by: Jean-Christophe Morin <jean_christophe_morin@hotmail.com>

src/rez/tests/test_shells.py

@@ -13,7 +13,6 @@
 from rez.rex import literal, expandable
 from rez.rex_bindings import VariantBinding
 from rez.plugin_managers import plugin_manager
-from rez.utils import platform_
 from rez.utils.execution import ExecutableScriptMode, _get_python_script_files
 from rez.utils.filesystem import canonical_path
 from rez.tests.util import TestBase, TempdirMixin, per_available_shell, \
@@ -51,13 +50,7 @@ def setUpClass(cls):
         packages_path = os.path.join(cls.root, "packages")
         os.makedirs(packages_path)
 
-        # on windows, we need to install both
-        # executable types of executable scripts, hello_world.py
-        # for cmd / powershell and hello_world for gitbash
-        if platform_.name == "windows":
-            hello_world.bind(packages_path, py_script_mode="both")
-        else:
-            hello_world.bind(packages_path)
+        hello_world.bind(packages_path)
 
         cls.settings = dict(
             packages_path=[packages_path],