Minor cleanup of imports

theories/logic/logatom.v

 Require Import stdpp.namespaces.
 Require Import iris.bi.telescopes.
 
-From iris.proofmode Require Import proofmode classes.
+From iris.proofmode Require Import proofmode.
 Require Export iris.bi.lib.atomic.
 
 Require Export gpfsl.base_logic.weakestpre.
 Require Import gpfsl.logic.invariants.
 
+Require Import iris.prelude.options.
+
 Definition atomic_wp `{!noprolG Σ} {TA TB : tele}
   (e: expr) (* expression *)
   (tid : thread_id)
@@ -19,7 +21,7 @@ Definition atomic_wp `{!noprolG Σ} {TA TB : tele}
     ∀ (Φ : val → vProp Σ),
       (* Fix the inner mask to the shared global namespace histN *)
       atomic_update (⊤∖E) (↑histN) α β (λ.. x y, POST x y -∗ Φ (f x y)) -∗
-      WP e @ tid ; top {{ Φ }}.
+      WP e @ tid ; ⊤ {{ Φ }}.
 
 Notation "'<<<' ∀ x1 .. xn , α '>>>' e @ tid ; E '<<<' ∃ y1 .. yn , β , 'RET' v , POST '>>>'" :=
   (atomic_wp (TA:=TeleS (λ x1, .. (TeleS (λ xn, TeleO)) .. ))

theories/logic/repeat_loop.v

-From iris.program_logic Require Import weakestpre.
 From iris.proofmode Require Import proofmode.
 
 From gpfsl.lang Require Export notation.