addOpenGLRunpath: Add comment for deprecation schedule

Author: jonringer

pkgs/top-level/all-packages.nix

@@ -230,6 +230,8 @@ with pkgs;
   # many more scenarios than just opengl now.
   addDriverRunpath = callPackage ../build-support/add-driver-runpath { };
 
+  # addOpenGLRunpath should be added to aliases.nix after the 24.05 branch-off.
+  # Post 24.11 branch-off, this should throw an error in aliases.nix.
   addOpenGLRunpath = callPackage ../build-support/add-opengl-runpath { };
 
   quickemu = callPackage ../development/quickemu { };