Add missing dependency to libkgapi

kde/libkgapi/APKBUILD

@@ -10,7 +10,7 @@ license="LGPL-2.1"
 depends=""
 depends_dev="qt5-qtbase-dev qt5-qtwebengine-dev kio-dev kwindowsystem-dev kwallet-dev kcalcore-dev kcontacts-dev
 	cyrus-sasl-dev"
-makedepends="$depends_dev extra-cmake-modules"
+makedepends="$depends_dev extra-cmake-modules qt5-qttools-dev"
 source="https://download.kde.org/stable/applications/$pkgver/src/$pkgname-$pkgver.tar.xz"
 subpackages="$pkgname-dev"
 options="!check" # Broken