nit in LICENSE, itself doesn't make sense here (#4016)

* nit in LICENSE, itself doesn't make sense here

* more cleanup
diff --git a/LICENSE b/LICENSE
index e290cd1..fe5af51 100644
--- a/LICENSE
+++ b/LICENSE
@@ -3,5 +3,4 @@
 under the terms of *both* these licenses.
 
 The code used in the OpenSSL locking callback and OS random engine is derived
-from the same in CPython itself, and is licensed under the terms of the PSF
-License Agreement.
+from CPython, and is licensed under the terms of the PSF License Agreement.