Update gost-engine to the last changes

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18381)

diff --git a/gost-engine b/gost-engine
index ee1986c58ccb81d1224d09a7cb56b2043fa6a2e8..b2b4d629f100eaee9f5942a106b1ccefe85b8808 160000 (submodule)
--- a/gost-engine
+++ b/gost-engine
@@ -1 +1 @@
-Subproject commit ee1986c58ccb81d1224d09a7cb56b2043fa6a2e8
+Subproject commit b2b4d629f100eaee9f5942a106b1ccefe85b8808