[PATCH] doc: add GRE option flow item to feature list

[Ferruh Yigit]

'gre_option' flow item was missing in the feature list, adding it.

Fixes: f61490bdf218 ("ethdev: support GRE optional fields")

Signed-off-by: Ferruh Yigit <ferruh.yigit at intel.com>
---
Cc: xiazhang at nvidia.com
---
 doc/guides/nics/features/default.ini | 1 +
 1 file changed, 1 insertion(+)

diff --git a/doc/guides/nics/features/default.ini b/doc/guides/nics/features/default.ini
index 0fcc64cac1b1..b1d18ac62cdc 100644
--- a/doc/guides/nics/features/default.ini
+++ b/doc/guides/nics/features/default.ini
@@ -93,6 +93,7 @@ geneve               =
 geneve_opt           =
 gre                  =
 gre_key              =
+gre_option           =
 gtp                  =
 gtpc                 =
 gtpu                 =
-- 
2.35.1