Revert "CHS for A3 ultra"

This reverts commit bfb5cbf.

Author: Ishita-Chail

examples/gke-a3-ultragpu/gke-a3-ultragpu-deployment.yaml

@@ -35,4 +35,4 @@ vars:
   system_node_pool_disk_size_gb: SYSTEM_NODE_POOL_DISK_SIZE_GB # the size of
   # disk for each node of the system node pool.
   a3ultra_node_pool_disk_size_gb: A3ULTRA_NODE_POOL_DISK_SIZE_GB # the size of
-  # disk for each node.
+  # disk for each node.

examples/gke-a3-ultragpu/gke-a3-ultragpu.yaml

@@ -372,4 +372,4 @@ deployment_groups:
         # Clean up temporary directories for fio benchmarks
         rm -rf /{scratch,training,checkpoint}-data/fio-benchmarks-${TAG}
 
-    outputs: [instructions]
+    outputs: [instructions]