CU-cn24b4 Remove extension and higherkind annotations for Const

[danimontoya]

Remove extension and higherkind annotations for Const:

• [x] ConstApplicative
• [x] ConstApply
• [x] ConstContravariant
• [x] ConstDivideInstance
• [x] ConstDivisibleInstance
• [x] ConstEq
• [x] ConstEqk
• [x] ConstFoldable
• [x] ConstFunctor
• [x] ConstHash
• [x] ConstInvariant
• [x] ConstMonoid
• [x] ConstOrder
• [x] ConstSemigroup
• [x] ConstShow
• [x] ConstTraverse
• [x] ConstTraverseFilter

[franciscodr]

Task linked: CU-cn24b4 Remove extension annotation Const

[danimontoya]

@nomisRev thanks for the review 😄 I've updated the PR accordingly 🙌