Fix tex hover label name truncation and rotated label placement - #8138

Fix tex hover label name truncation and rotated label placement#8138

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plotly:mainplotly/plotly.js:mainfrom

SergeyAxiomatic:fix/hover-mathjax-name-and-y-followupsSergeyAxiomatic/plotly.js:fix/hover-mathjax-name-and-y-followupsCopy head branch name to clipboard