Bump uplot from 1.4.7 to 1.5.2 (#3242)
Bumps [uplot](https://github.com/leeoniya/uPlot) from 1.4.7 to 1.5.2.
- [Release notes](https://github.com/leeoniya/uPlot/releases)
- [Commits](https://github.com/leeoniya/uPlot/compare/1.4.7...1.5.2)
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