Revert "Try to fix CI on Windows"

This reverts commit b177c32.

Author: phst

dev/BUILD

@@ -1,4 +1,4 @@
-# Copyright 2020-2025 Google LLC
+# Copyright 2020-2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -53,7 +53,6 @@ license_test(
 compile_pip_requirements(
     name = "requirements",
     timeout = "moderate",
-    env = {"USERPROFILE": r"C:\Temp"},
     python_version = "3.12",
     requirements_in = "requirements.txt",
     requirements_txt = ":requirements_lock",