MINOR: qpack: fix wrong comment
diff --git a/src/qpack-tbl.c b/src/qpack-tbl.c
index 777ed8a..11a3136 100644
--- a/src/qpack-tbl.c
+++ b/src/qpack-tbl.c
@@ -31,7 +31,7 @@
 #include <haproxy/http-hdr-t.h>
 #include <haproxy/qpack-tbl.h>
 
-/* static header table as in draft-ietf-quic-qpack-20 Appendix A. [0] unused. */
+/* static header table as in draft-ietf-quic-qpack-20 Appendix A. */
 const struct http_hdr qpack_sht[QPACK_SHT_SIZE] = {
 	[ 0] = { .n = IST(":authority"),                       .v = IST("")                         },
 	[ 1] = { .n = IST(":path"),                            .v = IST("/")                        },