Revert "Workaround 1708275."

This reverts commit 1a72655.

The issue was fixed in SSSD 2.3.

src/ipa-client-enroll

@@ -12,16 +12,8 @@ set -e
 
 exec >> /run/docker-console/fd/1 2>> /run/docker-console/fd/2
 
-workaround_1708275 () {
-	# Workaround 1708275
-	if ! grep -q dyndns_refresh_interval /etc/sssd/sssd.conf ; then
-		sed -i '/^\[domain/adyndns_refresh_interval = 999999' /etc/sssd/sssd.conf
-	fi
-}
-
 if [ -f /etc/ipa/default.conf ] ; then
 	echo "$HOSTNAME is already IPA-enrolled."
-	workaround_1708275
 	exit
 fi
 
@@ -43,8 +35,6 @@ curl -o /tmp/otp-password -fs https://$IPA/pub/$HOSTNAME-otp
 ipa-client-install --server $IPA --domain $DOMAIN --password $( cat /tmp/otp-password ) --enable-dns-updates --no-ntp --no-nisdomain --no-ssh --no-sshd --no-sudo --no-dns-sshfp --unattended
 )
 
-workaround_1708275
-
 if id apache &> /dev/null ; then
 	HTTP_CERT=/etc/pki/tls/certs/localhost.crt
 	rm -f $HTTP_CERT