Update fuzz/corpora submodule to latest data

Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/21118)

diff --git a/fuzz/corpora b/fuzz/corpora
index 8667a2d6dd6323472d8620027c15d8c50fa8efcb..084348da0956ea0451a3aaf9a6f9f024db0cc00d 160000 (submodule)
--- a/fuzz/corpora
+++ b/fuzz/corpora
@@ -1 +1 @@
-Subproject commit 8667a2d6dd6323472d8620027c15d8c50fa8efcb
+Subproject commit 084348da0956ea0451a3aaf9a6f9f024db0cc00d