mkosi: Stop skipping pkcs11 test on opensuse

A fix was made to the softhsm package so the test now passes.

Author: DaanDeMeyer

mkosi.images/system/mkosi.postinst.chroot

@@ -56,10 +56,6 @@ systemd-repart \
     "$OUTPUTDIR/keydev.raw"
 
 can_test_pkcs11() {
-    if [[ "$DISTRIBUTION" == "opensuse" ]]; then
-        echo "softhsm is broken on opensuse (https://bugzilla.opensuse.org/show_bug.cgi?id=1224356), skipping the PKCS#11 test" >&2
-        return 1
-    fi
     if ! command -v "softhsm2-util" >/dev/null; then
         echo "softhsm2-util not available, skipping the PKCS#11 test" >&2
         return 1