Revert "[3.7] bpo-34977: Add Windows App Store package (GH-10245)" (GH-11021)

This reverts commit 253209149389e6793a052034e1f2d97691086f18.
diff --git a/Lib/test/test_pathlib.py b/Lib/test/test_pathlib.py
index 056507e..e436db9 100644
--- a/Lib/test/test_pathlib.py
+++ b/Lib/test/test_pathlib.py
@@ -1519,7 +1519,7 @@
             # resolves to 'dirB/..' first before resolving to parent of dirB.
             self._check_resolve_relative(p, P(BASE, 'foo', 'in', 'spam'), False)
         # Now create absolute symlinks
-        d = support._longpath(tempfile.mkdtemp(suffix='-dirD', dir=os.getcwd()))
+        d = support._longpath(tempfile.mkdtemp(suffix='-dirD'))
         self.addCleanup(support.rmtree, d)
         os.symlink(os.path.join(d), join('dirA', 'linkX'))
         os.symlink(join('dirB'), os.path.join(d, 'linkY'))