sap_hana_preconfigure/SLES: Zypper lock handler for #791

[marcelmamula]

This PR adds Suse specific check for zypper to ensure that it is not locked by time both roles are finished.

Applies to:

sap_general_preconfigure
sap_hana_preconfigure

Execution example:

RUNNING HANDLER [/mnt/c/scripts/community.sap_install/roles/sap_hana_preconfigure : Reboot the managed node] ************************************************
changed: [s01s4hana]

RUNNING HANDLER [/mnt/c/scripts/community.sap_install/roles/sap_hana_preconfigure : Wait for Zypper lock to be released] ************************************
FAILED - RETRYING: [s01s4hana]: Wait for Zypper lock to be released (60 retries left).
ok: [s01s4hana]

Solves: #791

[sean-freeman]

lgtm 👍

[berndfinger]

LGTM.