Remove todo on packing bindings section verification

dotnet pack does indeed work, which is how I pack my Silk 3 fork.

Author: Exanite

docs/for-contributors/Generator/using-the-generator.md

@@ -267,8 +267,6 @@ extension are left untouched by the generator.
 
 ### Packing the Generated Bindings
 
-(TODO: This section needs verification.)
-
 `dotnet pack` should simply work here.
 
 If you are contributing to Silk's repository, Silk automatically packs and pushes changes made during a pull request