Remove *_ssh drivers from all ironic jobs

as `*_ssh` drivers are about to be removed, use their `*_ipmitool`
counterparts everywhere.

Change-Id: I74e26943862018b2beecc0b53ba1fb0183a6adf1
Partial-Bug: #1570301

jenkins/jobs/ironic.yaml

@@ -921,7 +921,7 @@
           concurrency: 1
       - devstack-virtual-ironic:
           build-ramdisk: ''
-          deploy_driver: pxe_ssh
+          deploy_driver: pxe_ipmitool
           image-type: partition
           boot-mode: bios
           branch-override: '{branch-override}'
@@ -1138,7 +1138,7 @@
           concurrency: 1
       - devstack-virtual-ironic:
           build-ramdisk: ''
-          deploy_driver: pxe_ssh
+          deploy_driver: pxe_ipmitool
           image-type: partition
           boot-mode: bios
           branch-override: '{branch-override}'
@@ -1172,7 +1172,7 @@
           concurrency: 1
       - devstack-virtual-ironic:
           build-ramdisk: ''
-          deploy_driver: agent_ssh
+          deploy_driver: agent_ipmitool
           image-type: wholedisk
           boot-mode: bios
           branch-override: '{branch-override}'
@@ -1310,7 +1310,7 @@
           ramdisk-type: 'tinyipa'
       - devstack-virtual-ironic:
           build-ramdisk: ''
-          deploy_driver: pxe_ssh
+          deploy_driver: pxe_ipmitool
           image-type: partition
           boot-mode: bios
           branch-override: '{branch-override}'
@@ -1344,7 +1344,7 @@
       - ironic-inspector-enabled
       - devstack-virtual-ironic:
           build-ramdisk: ''
-          deploy_driver: pxe_ssh
+          deploy_driver: pxe_ipmitool
           image-type: partition
           boot-mode: bios
           branch-override: '{branch-override}'