Option to disable stacked mode on the history chart

[bertin0]

What feature do you want to see added?

It would be nice to be able to disable the stacking of the lines in the history trend chart for charts where the items are not supposed to add up to a total value to have the lines actually line up with the right values on the y axis.

For example, these are cpu usage percentages:

Upstream changes

No response

Are you interested in contributing this feature?

No response