user/libical: fix FTBFS, no idea

user/libical/APKBUILD

 # Maintainer: 
 pkgname=libical
 pkgver=3.0.4
-pkgrel=1
+pkgrel=2
 pkgdesc="Reference implementation of the iCalendar format"
 url="https://libical.github.io/libical/"
 arch="all"
 #options="!check"  # Test suite is very broken.
 license="MPL-2.0 OR LGPL-2.1-only"
 depends=""
-makedepends="cmake glib-dev icu-dev libxml2-dev perl"
+depends_dev="db-dev"
+makedepends="$depends_dev cmake glib-dev icu-dev libxml2-dev perl"
 subpackages="$pkgname-dev"
 source="https://github.com/libical/libical/releases/download/v$pkgver/libical-$pkgver.tar.gz"