add OCSP request with a request extension (nonce) (#4462)

diff --git a/docs/development/test-vectors.rst b/docs/development/test-vectors.rst
index 3465a77..b56a4c5 100644
--- a/docs/development/test-vectors.rst
+++ b/docs/development/test-vectors.rst
@@ -436,6 +436,8 @@
   requests.
 * ``x509/ocsp/req-invalid-hash-alg.der`` - An OCSP request containing an
   invalid hash algorithm OID.
+* ``x509/ocsp/req-ext-nonce.der`` - An OCSP request containing a nonce
+  extension.
 
 Hashes
 ~~~~~~