Added disk_allocation_ratio parameter

Allocation ratio was parametrised for all supported releases both for
computes and controller nodes

Related-Prod: PROD-28255
Change-Id: I4d1d88070d94cb88e2ca17688a303da2137e5212
diff --git a/tests/pillar/compute_single.sls b/tests/pillar/compute_single.sls
index 2ba3222..5a017be 100644
--- a/tests/pillar/compute_single.sls
+++ b/tests/pillar/compute_single.sls
@@ -9,6 +9,9 @@
     resume_guests_state_on_host_boot: False
     preallocate_images: space
     cpu_mode: custom
+    cpu_allocation_ratio: 16.0
+    ram_allocation_ratio: 1.5
+    disk_allocation_ratio: 1.0
     libvirt:
       cpu_model: IvyBridge
     bind: