batch function link is dead in doc

[Baptistemontan]

leptos/docs/COMMON_BUGS.md

Line 60 in bcfa430

You can fix this fairly easily by using the [`batch()`](https://docs.rs/leptos/latest/leptos/fn.batch.html) method:

Link is dead, I'm not opening an issue as I don't know if it's related to v0.5.x update

[gbj]

Right, the state of the main branch right now reflects 0.5.0, so see https://docs.rs/leptos/0.5.0-beta2/leptos/fn.batch.html