[bug] big number with trend line's tooltip renders in the upper left of the page

[mistercrunch]

Applies to both the dashboard and the explore view

[hughhhh]

I think we should focus on the new big number! i think there is a small issue with the tooltip here but its the same amount of work in my opinion to just close out this PR.

#4313

[hughhhh]

@williaster thoughts on this?

[williaster]

ooooO I think the new one would be dope!

[hughhhh]

@williaster do you have bandwidth to close this out?

[williaster]

webpack 4 is higher pri for me but will try to get to it next week.