Remove extra spaces

Author: Sbozzolo

src/Topologies/topology2d.jl

@@ -454,7 +454,7 @@ function _Topology2D(
             end
         end
     end
-    # 6). 
+    # 6).
     comm_vertex_lengths = zeros(Int, length(send_elem_pids))
     ghost_vertex_neighbor_loc = Int[]
     ghost_vertex_comm_idx_offset = ones(Int, length(ghost_vertex_offset))
@@ -492,7 +492,7 @@ function _Topology2D(
     end
     unique!(perimeter_elems)
     internal_elems = setdiff(1:length(local_elem_gidx), perimeter_elems)
-    # 7). 
+    # 7).
     comm_face_lengths = zeros(Int, length(send_elem_pids))
     ghost_face_neighbor_loc = Vector{Int}(undef, length(ghost_faces))
     ghost_face_gcidx = zeros(Int, length(ghost_faces))