[MC-114779] Stairs render faces that cannot be seen normally

Hi,
The bottom face of the top element of the stairs are render be never viewed, so it could be removed from the model I think.
It can be view in spectator mode.
Regards,
diff --git a/minecraft/models/block/inner_stairs.json b/minecraft/models/block/inner_stairs.json
index 51c02e2..236589a 100644
--- a/minecraft/models/block/inner_stairs.json
+++ b/minecraft/models/block/inner_stairs.json
@@ -17,7 +17,6 @@
         {   "from": [ 8, 8, 0 ],
             "to": [ 16, 16, 16 ],
             "faces": {
-                "down":  { "uv": [ 8, 0, 16, 16 ], "texture": "#bottom", "cullface": "down" },
                 "up":    { "uv": [ 8, 0, 16, 16 ], "texture": "#top", "cullface": "up" },
                 "north": { "uv": [ 0, 0,  8,  8 ], "texture": "#side", "cullface": "north" },
                 "south": { "uv": [ 8, 0, 16,  8 ], "texture": "#side", "cullface": "south" },
@@ -28,7 +27,6 @@
         {   "from": [ 0, 8, 8 ],
             "to": [ 8, 16, 16 ],
             "faces": {
-                "down":  { "uv": [ 0, 0,  8,  8 ], "texture": "#bottom", "cullface": "down" },
                 "up":    { "uv": [ 0, 8,  8, 16 ], "texture": "#top", "cullface": "up" },
                 "north": { "uv": [ 8, 0, 16,  8 ], "texture": "#side" },
                 "south": { "uv": [ 0, 0,  8,  8 ], "texture": "#side", "cullface": "south" },
diff --git a/minecraft/models/block/outer_stairs.json b/minecraft/models/block/outer_stairs.json
index 26fb37f..03bbe42 100644
--- a/minecraft/models/block/outer_stairs.json
+++ b/minecraft/models/block/outer_stairs.json
@@ -17,7 +17,6 @@
         {   "from": [ 8, 8, 8 ],
             "to": [ 16, 16, 16 ],
             "faces": {
-                "down":  { "uv": [ 8, 0, 16,  8 ], "texture": "#bottom", "cullface": "down" },
                 "up":    { "uv": [ 8, 8, 16, 16 ], "texture": "#top", "cullface": "up" },
                 "north": { "uv": [ 0, 0,  8,  8 ], "texture": "#side" },
                 "south": { "uv": [ 8, 0, 16,  8 ], "texture": "#side", "cullface": "south" },
diff --git a/minecraft/models/block/stairs.json b/minecraft/models/block/stairs.json
index e803812..986ce9c 100644
--- a/minecraft/models/block/stairs.json
+++ b/minecraft/models/block/stairs.json
@@ -34,7 +34,6 @@
         {   "from": [ 8, 8, 0 ],
             "to": [ 16, 16, 16 ],
             "faces": {
-                "down":  { "uv": [ 8, 0, 16, 16 ], "texture": "#bottom", "cullface": "down" },
                 "up":    { "uv": [ 8, 0, 16, 16 ], "texture": "#top", "cullface": "up" },
                 "north": { "uv": [ 0, 0,  8,  8 ], "texture": "#side", "cullface": "north" },
                 "south": { "uv": [ 8, 0, 16,  8 ], "texture": "#side", "cullface": "south" },