[1.8.x] Fixed #26331 -- Fixed test function names with typos

Backport of 75614f6d4c from master

tests/cache/tests.py

@@ -1326,7 +1326,7 @@ class DefaultNonExpiringCacheKeyTests(TestCase):
         self.assertIsNotNone(cache._expire_info[cache_key])
 
     @override_settings(CACHES=NEVER_EXPIRING_CACHES_SETTINGS)
-    def text_caches_set_with_timeout_as_none_set_non_expiring_key(self):
+    def test_caches_set_with_timeout_as_none_set_non_expiring_key(self):
         """Memory caches that have the TIMEOUT parameter set to `None` will set
         a non expiring key by default.
         """

tests/signing/tests.py

@@ -57,7 +57,7 @@ class TestSigner(TestCase):
             self.assertNotEqual(force_str(example), signed)
             self.assertEqual(example, signer.unsign(signed))
 
-    def unsign_detects_tampering(self):
+    def test_unsign_detects_tampering(self):
         "unsign should raise an exception if the value has been tampered with"
         signer = signing.Signer('predictable-secret')
         value = 'Another string'