main/swclock-offset: upgrade to 0.2.2 (MR 3714)

This upgrade has no effect on postmarketOS, as there were only systemd
service files added to the repository. The upgrade is done solely to
keep track with the newest version.

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

main/swclock-offset/APKBUILD

 # Maintainer: Jakko <jahau@rocketmail.com>
 pkgname=swclock-offset
-pkgver=0.2.1
+pkgver=0.2.2
 pkgrel=0
 pkgdesc="Keep system time at an offset to a non-writable RTC"
 url="https://gitlab.com/postmarketOS/swclock-offset"
@@ -22,5 +22,5 @@ openrc() {
 }
 
 sha512sums="
-ce33a47adf5c72ae3b668a0e072157e45c6b8677b54891de1e8f9979ff9ed4b8bd178c2e7f78e574647ce462681e9ddc2cbd078ff1943cd3dcf58bf1c1468afb  swclock-offset-0.2.1.tar.gz
+44f759dd2249ecce35f5baf9f432fd933e3a07b7ea425ea0f07314c7c3c94ce2d1ab7442d9bce8f03f5d436d15865ae3f4f63d3dc83cc6063af09986b7767e10  swclock-offset-0.2.2.tar.gz
 "