feat: add plot/vega/base/assert/is-discrete-scale#9540

gururaj1512 wants to merge 1 commit intostdlib-js:refactor/plotstdlib-js/stdlib:refactor/plotfrom

gururaj1512:refactor/plot-vega-base-assert-is-discrete-scalegururaj1512/stdlib:refactor/plot-vega-base-assert-is-discrete-scaleCopy head branch name to clipboard