chore: fix Archive build

Author: wkrozowski

Archive/Examples/IfNormalization/Result.lean

@@ -24,6 +24,7 @@ We add some local simp lemmas so we can unfold the definitions of the normalizat
 attribute [local simp] normalized hasNestedIf hasConstantIf hasRedundantIf disjoint vars
   List.disjoint
 
+set_option warning.simp.varHead false in
 attribute [local simp] apply_ite ite_eq_iff'
 
 variable {b : Bool} {f : ℕ → Bool} {i : ℕ} {t e : IfExpr}

Archive/Imo/Imo2024Q6.lean

@@ -55,6 +55,7 @@ lemma Aquaesulian.injective : Function.Injective f := by
   · exact (h.eq_of_apply_eq_inl he.symm hc).symm
   · exact h.eq_of_apply_eq_inl he hc
 
+set_option warning.simp.varHead false in
 @[simp]
 lemma Aquaesulian.apply_zero : f 0 = 0 := by
   refine h.injective ?_
@@ -68,6 +69,7 @@ lemma Aquaesulian.apply_neg_apply_add (x : G) : f (-(f x)) + x = 0 := by
   · rw [add_neg_cancel, h.apply_zero] at hc
     exact hc.symm
 
+set_option warning.simp.varHead false in
 @[simp]
 lemma Aquaesulian.apply_neg_apply (x : G) : f (-(f x)) = -x := by
   rw [← add_eq_zero_iff_eq_neg]