test_ast uses infinite_recursion() to prevent crash

test.test_ast_recursion_limit() now uses infinite_recursion() of
test.support to prevent crashes on debug builds.

Before this change, the test crashed on ARM64 Windows 3.x buildbot
worker which builds Python in debug mode.

Lib/test/test_ast.py

@@ -837,7 +837,8 @@ def check_limit(prefix, repeated):
                 details = "Compiling ({!r} + {!r} * {})".format(
                             prefix, repeated, depth)
                 with self.assertRaises(RecursionError, msg=details):
-                    ast.parse(broken)
+                    with support.infinite_recursion():
+                        ast.parse(broken)
 
         check_limit("a", "()")
         check_limit("a", ".b")