There's a merged pull request on the void-packages repository

nginx: configure with --with-compat for dynamic module support
https://github.com/void-linux/void-packages/pull/30256

Description:
<!-- Mark items with [x] where applicable -->

#### General
- [ ] This is a new package and it conforms to the [quality requirements](https://github.com/void-linux/void-packages/blob/master/Manual.md#quality-requirements)

#### Have the results of the proposed changes been tested?
- [X] I use the packages affected by the proposed changes on a regular basis and confirm this PR works for me
- [ ] I generally don't use the affected packages but briefly tested this PR

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This change is required for dynamic modules to work, as mentioned in [this tutorial](https://www.nginx.com/blog/compiling-dynamic-modules-nginx-plus/):
"`--with-compat` ... creates a standard build environment supported by both NGINX Open Source and NGINX Plus."