Revert "kde/kpeoplesink: disable x86" (MR 1508)

kaccounts-integration-dev is available for x86 again in Alpine edge.
This reverts commit dc44aed3.
[ci:skip-vercheck]: only changing arch var

This should fix test_aports_ui failure:
main/postmarketos-ui-plasma-mobile/APKBUILD: package 'kpeoplesink' from _pmb_recommends not found for arch 'x86'

kde/kpeoplesink/APKBUILD

@@ -5,7 +5,7 @@ pkgrel=1
 _commit="ee59e02f8c7f3b44511a432f7ddc38b9f0b89b62"
 pkgdesc="Expose Sink contacts to KPeople"
 url="https://invent.kde.org/pim/kpeoplesink"
-arch="all !armhf !x86" # armhf: qt5-qtdeclarative, x86: kaccounts-integration-dev
+arch="all !armhf" # armhf blocked by qt5-qtdeclarative
 license="LGPL-2.1-or-later"
 makedepends="extra-cmake-modules qt5-qtbase-dev kcoreaddons-dev kpeople-dev kcontacts-dev sink-dev kaccounts-integration-dev"
 source="https://invent.kde.org/pim/kpeoplesink/-/archive/$_commit/kpeoplesink-$_commit.tar.gz"