chore: remove tryStrategy' TODO :)

Mathlib/Geometry/Manifold/Notation.lean

@@ -235,7 +235,7 @@
   normedSpace : Expr
   /-- The expression for the normed space's base field. -/
   baseField   : Expr
 deriving Repr, Inhabited
 
 /--
 Information about a model with corners found through search.
@@ -252,12 +252,11 @@
   /-- Information on the underlying normed space if this model it the trivial model with corners on
   a normed space. -/
   normedSpaceInfo? : Option NormedSpaceInfo := none
 deriving Repr, Inhabited
 
 instance : Coe Expr FindModelResult where
   coe model := { model }
 
--- TODO: deduplicate with tryStrategy', somehow!
 /-- Try a strategy `x : TermElabM` which either successfully produces some `Expr` or fails. On
 failure in `x`, exceptions are caught, traced (`trace.Elab.DiffGeo.MDiff`), and `none` is
 successfully returned.