bug: leftover from #2206 (#2564)

Author: jamesmckinna

src/Data/Nat/Properties.agda

@@ -17,7 +17,7 @@ open import Algebra.Bundles using (Magma; Semigroup; CommutativeSemigroup;
 open import Algebra.Definitions.RawMagma using (_,_)
 open import Algebra.Morphism
 open import Algebra.Consequences.Propositional
-  using (comm+cancelˡ⇒cancelʳ; comm∧distrʳ⇒distrˡ; comm∧distrˡ⇒distrʳ)
+  using (comm∧cancelˡ⇒cancelʳ; comm∧distrʳ⇒distrˡ; comm∧distrˡ⇒distrʳ)
 open import Algebra.Construct.NaturalChoice.Base
   using (MinOperator; MaxOperator)
 import Algebra.Construct.NaturalChoice.MinMaxOp as MinMaxOp
@@ -561,7 +561,7 @@ open ≤-Reasoning
 +-cancelˡ-≡ (suc m) _ _ eq = +-cancelˡ-≡ m _ _ (cong pred eq)
 
 +-cancelʳ-≡ : RightCancellative _≡_ _+_
-+-cancelʳ-≡ = comm+cancelˡ⇒cancelʳ +-comm +-cancelˡ-≡
++-cancelʳ-≡ = comm∧cancelˡ⇒cancelʳ +-comm +-cancelˡ-≡
 
 +-cancel-≡ : Cancellative _≡_ _+_
 +-cancel-≡ = +-cancelˡ-≡ , +-cancelʳ-≡