CLEANUP: quic: remove unused function prototype
Removed hexdump unusued prototype from quic_tls.c.
This should be backported up to 2.6.
diff --git a/src/quic_tls.c b/src/quic_tls.c
index 069aa41..cda1e34 100644
--- a/src/quic_tls.c
+++ b/src/quic_tls.c
@@ -16,9 +16,6 @@
DECLARE_POOL(pool_head_quic_tls_iv, "quic_tls_iv", QUIC_TLS_IV_LEN);
DECLARE_POOL(pool_head_quic_tls_key, "quic_tls_key", QUIC_TLS_KEY_LEN);
-__attribute__((format (printf, 3, 4)))
-void hexdump(const void *buf, size_t buflen, const char *title_fmt, ...);
-
/* Initial salt depending on QUIC version to derive client/server initial secrets.
* This one is for draft-29 QUIC version.
*/