remove empty line

Mathlib/Topology/MetricSpace/Pseudo/Defs.lean

@@ -1135,7 +1135,6 @@ theorem dense_iff_iUnion_ball (s : Set α) : Dense s ↔ ∀ r > 0, ⋃ c ∈ s,
   simp_rw [eq_univ_iff_forall, mem_iUnion, exists_prop, mem_ball, Dense, mem_closure_iff,
     forall_comm (α := α)]
 
-
 theorem denseRange_iff {f : β → α} : DenseRange f ↔ ∀ x, ∀ r > 0, ∃ y, dist x (f y) < r :=
   forall_congr' fun x => by simp only [mem_closure_iff, exists_range_iff]