fix: disable stacked bar chart animation
fix: disable stacked bar chart animation

After we observed issues in both Safari & Firefox, it doesn't really
make sense to keep it for now.
This mostly reverts 8000a2909e30e6ca05d3777a3dcc2c6507ffedf3.

owid/owid-grapher,OurWorldInData/owid-grapher,owid/owid-grapher,OurWorldInData/owid-grapher,OurWorldInData/owid-grapher,owid/owid-grapher,OurWorldInData/owid-grapher,OurWorldInData/owid-grapher,owid/owid-grapher,owid/owid-grapher