Inaccuracy in comparisons guide

[vthinkxie]

https://vuejs.org/v2/guide/comparison.html#Size
the size of angular-cli is incorrect now, in angular 9, the bundle size of hello-world is about 30KB, not 65KB

[bencodezen]

Thanks for pointing this out @vthinkxie! We'll need to update the docs on this with more specific versions to avoid inaccuracies like this in the future. Appreciate it!