README.md: fix typo (MR 5862)

[ci:skip-build]: already built successfully in CI

README.md

@@ -2,7 +2,7 @@
 
 This repository contains the APKBUILD files for postmarketOS-specific packages, along with the required patches and scripts, if any.
 
-There are many more packages defined in the [Alpine Linux aports](https://gitlab.alpinelinux.org/alpine/aports/)] on which these packages depend.
+There are many more packages defined in the [Alpine Linux aports](https://gitlab.alpinelinux.org/alpine/aports/) on which these packages depend.
 
 Helpful resources:
 * [How to create a package](https://wiki.postmarketos.org/wiki/Create_a_package)