[Feature] support `|` and `&` operator for `Locator.or_` and `Locator.and_`

[DetachHead]

https://github.com/microsoft/playwright-python/pull/1882#issuecomment-1532914149

[KotlinIsland]

And for Kotlin an infix function would be great

infix fun or(locator: Locator): Locator { 

Usage like

Locator("") or Locator("")

But I guess this point would be better served in the playwright-java repo.

[KotlinIsland]

Also a & (__and__) implementation for and_.