Fix PolygonSGO not generating body with two vertices.

Assets/Cryville/Crtr/Components/SectionalGameObject.cs

@@ -209,7 +209,7 @@ namespace Cryville.Crtr.Components {
 		}
 
 		void GenerateMeshTo(List<Vector3> verts, List<Vector2> uvs, out List<int> tris, SpriteInfo info, ref int i, ref int t, ref float l, float startl, float endl, int vcpsec, int vend) {
-			if (i >= lengths.Count) {
+			if (i > lengths.Count) {
 				tris = _indexPool.Rent(0);
 				return;
 			}