PowerVS: Add support for limitTypes (#59141)

The program PowerVS-get-largest-system-pool now supports specifying
a zone and release.  This will limit which machine type pool is
selected.

Author: hamzy

ci-operator/step-registry/ipi/conf/powervs/ipi-conf-powervs-commands.sh

@@ -269,10 +269,10 @@ fi
 #
 # Find out the largest system pool type
 #
-curl --output /tmp/PowerVS-get-largest-system-pool-linux-amd64.tar.gz --location https://github.com/hamzy/PowerVS-get-largest-system-pool/releases/download/v0.1.7/PowerVS-get-largest-system-pool-v0.1.7-linux-amd64.tar.gz
+curl --output /tmp/PowerVS-get-largest-system-pool-linux-amd64.tar.gz --location https://github.com/hamzy/PowerVS-get-largest-system-pool/releases/download/v0.2.1/PowerVS-get-largest-system-pool-v0.2.1-linux-amd64.tar.gz
 tar -C /tmp -xzf /tmp/PowerVS-get-largest-system-pool-linux-amd64.tar.gz
 chmod u+x /tmp/PowerVS-get-largest-system-pool
-POOL_TYPE=$(/tmp/PowerVS-get-largest-system-pool -apiKey "$(cat "/var/run/powervs-ipi-cicd-secrets/powervs-creds/IBMCLOUD_API_KEY")" -serviceGUID ${POWERVS_SERVICE_INSTANCE_ID})
+POOL_TYPE=$(/tmp/PowerVS-get-largest-system-pool -apiKey "$(cat /var/run/powervs-ipi-cicd-secrets/powervs-creds/IBMCLOUD_API_KEY)" -serviceGUID "${POWERVS_SERVICE_INSTANCE_ID}" -limitTypes "release-${BRANCH}" -zone "${POWERVS_REGION}")
 echo "POOL_TYPE=${POOL_TYPE}"
 PLATFORM_ARGS_COMPUTE+=( "sysType" "${POOL_TYPE}" )
 PLATFORM_ARGS_WORKER+=( "sysType" "${POOL_TYPE}" )