Revise Changelog for recent updates and removals

Updated changelog to reflect recent changes and deprecations.

Author: lkdvos

Changelog.md

@@ -32,6 +32,7 @@ This version introduces [MatrixAlgebraKit](https://github.com/QuantumKitHub/Matr
 - Truncation strategies now use MatrixAlgebraKit names: `truncrank` (replaces `truncdim`), `truncbelow` (replaces `trunctol`)
 - `left_orth` and `right_orth` now always output tensors with a single connecting space
 - `left_orth` and `right_orth` now always have connecting space with `isdual=false`
+- code formatter is now [Runic.jl](https://github.com/fredrikekre/Runic.jl)
 
 #### Removed
 - `OrthogonalFactorization` structs (constructors deprecated to return equivalent MatrixAlgebraKit algorithm structs)
@@ -118,4 +119,4 @@ where all blocks and subblocks are various views into this object. This entails
 simplifications for the outwards-facing interface, as now the `TensorMap` type requires less
 parameters, and the fusion-tree structure is more clearly considered as an implementation
 detail that can be left hidden to the user. Various other improvements and documentation
-work was also carried out.
+work was also carried out.