New comment by cinerea0 on void-packages repository

https://github.com/void-linux/void-packages/issues/34889#issuecomment-1062431423

Comment:
Adding the following lines will likely fix any unfixed packages (credit to @tranzystorek-io) :

```sh
post_patch() {
	# fixes an indexmap error when cross compiling
	cargo update --package autocfg --precise 1.1.0
}
```