Enable the usage of difftool to view diff

[hanjoosten]

When I open the details of a commit, I see a tree of the files that are modified in that commit. If I rightclick on a file, a list of options appears:

I would like the option to view the Diff by means of the difftool. The difftool is available from the settings of vscode itself. It can be used to see the current changes in the workspace:

Additional context (optional) I use vscode a lot to modify .bpmn2 files. A plugin I use make that these files appear not as text, but as a visual. However, the file itself is of course text (xml in fact). Sometimes I want to see the changes in a textual way. I can do that for the current changes by using kdiff3, which I have configured as difftool.