updating fuzz-corpora submodule

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23671)

diff --git a/fuzz/corpora b/fuzz/corpora
index 3e7b9b6d1dfa28b54e8e4206be1bf59338c14c46..39aa3842a915cd909bf422bb70b70e80f19e858f 160000 (submodule)
--- a/fuzz/corpora
+++ b/fuzz/corpora
@@ -1 +1 @@
-Subproject commit 3e7b9b6d1dfa28b54e8e4206be1bf59338c14c46
+Subproject commit 39aa3842a915cd909bf422bb70b70e80f19e858f