bpo-36209: Fix typo on hashlib error message (GH-12194)

Modules/_hashopenssl.c

@@ -775,7 +775,7 @@ _hashlib_scrypt_impl(PyObject *module, Py_buffer *password, Py_buffer *salt,
     if (!retval) {
         /* sorry, can't do much better */
         PyErr_SetString(PyExc_ValueError,
-                        "Invalid paramemter combination for n, r, p, maxmem.");
+                        "Invalid parameter combination for n, r, p, maxmem.");
         return NULL;
    }