[3.15] gh-152391: Improve test_interpreters.test_stress test (GH-152396) (#152427)

gh-152391: Improve `test_interpreters.test_stress` test (GH-152396)
(cherry picked from commit 219f7a9)

Co-authored-by: sobolevn <mail@sobolevn.me>

Author: miss-islington

Lib/test/test_interpreters/test_stress.py

@@ -25,6 +25,7 @@ def test_create_many_sequential(self):
         del alive
         support.gc_collect()
 
+    @threading_helper.requires_working_threading()
     @support.bigmemtest(size=200, memuse=32*2**20, dry_run=False)
     def test_create_many_threaded(self, size):
         alive = []
@@ -80,9 +81,12 @@ def test_create_interpreter_no_memory(self):
         import _testcapi
 
         assertion = self.assertRaises(InterpreterError)
-        _testcapi.set_nomemory(0, 1)
-        with assertion:
-            _interpreters.create()
+        try:
+            _testcapi.set_nomemory(0, 1)
+            with assertion:
+                _interpreters.create()
+        finally:
+            _testcapi.remove_mem_hooks()
 
 
 if __name__ == '__main__':