[PATCH nft] doc: Missing NFT_CTX_OUTPUT_NUMERIC_SYMBOL in libnftables documentation

[Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>]

Add NFT_CTX_OUTPUT_NUMERIC_SYMBOL to libnftables.adoc to keep it in sync
with the nftables/libnftables.h header.

Fixes: 685a06447ee4 ("doc: libnftables.adoc misc cleanups")
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
 doc/libnftables.adoc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/doc/libnftables.adoc b/doc/libnftables.adoc
index ce4a361b84cc..3abb95957505 100644
--- a/doc/libnftables.adoc
+++ b/doc/libnftables.adoc
@@ -93,6 +93,7 @@ enum {
         NFT_CTX_OUTPUT_NUMERIC_TIME   = (1 << 10),
         NFT_CTX_OUTPUT_NUMERIC_ALL    = (NFT_CTX_OUTPUT_NUMERIC_PROTO |
                                          NFT_CTX_OUTPUT_NUMERIC_PRIO  |
+                                         NFT_CTX_OUTPUT_NUMERIC_SYMBOL |
                                          NFT_CTX_OUTPUT_NUMERIC_TIME),
         NFT_CTX_OUTPUT_TERSE          = (1 << 11),
 };
-- 
2.20.1