Reject polygons that are completely collinear

Author: asinghvi17

src/transformations/correction/cut_at_antimeridian.jl

@@ -237,7 +237,10 @@ function build_polygons(segments::Vector{Vector{Tuple{Float64,Float64}}})::Vecto
         if !all(p == segment[1] for p in segment)
             push!(polygons, GI.Polygon([segment]))
         end
-        return polygons
+        return filter(polygons) do p
+            x1 = GI.x(first(GI.getpoint(p)))
+            !all(p -> GI.x(p) == x1, GI.getpoint(p))
+        end
     end
 end