Add OCS to AWS global config (RedHatQE#3309)

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## Summary by CodeRabbit

* **Chores**
* Updated storage configuration tests to support CEPH RBD virtualization
with block volume mode and read-write-many access capabilities.
* Adjusted default storage class configurations for improved test
coverage.

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settings.</sub>

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Author: jpeimer

tests/global_config_aws.py

@@ -11,6 +11,16 @@
 Images.Windows.DEFAULT_DV_SIZE = "75Gi"
 
 storage_class_matrix = [
+    {
+        StorageClassNames.CEPH_RBD_VIRTUALIZATION: {
+            "volume_mode": DataVolume.VolumeMode.BLOCK,
+            "access_mode": DataVolume.AccessMode.RWX,
+            "snapshot": True,
+            "online_resize": True,
+            "wffc": False,
+            "default": True,
+        }
+    },
     {
         StorageClassNames.PORTWORX_CSI_DB_SHARED: {
             "volume_mode": DataVolume.VolumeMode.FILE,
@@ -27,7 +37,6 @@
             "snapshot": True,
             "online_resize": True,
             "wffc": False,
-            "default": True,
         }
     },
     {
@@ -41,8 +50,8 @@
     },
 ]
 
-storage_class_a = StorageClassNames.IO2_CSI
-storage_class_b = StorageClassNames.IO2_CSI
+storage_class_a = StorageClassNames.CEPH_RBD_VIRTUALIZATION
+storage_class_b = StorageClassNames.CEPH_RBD_VIRTUALIZATION
 
 for _dir in dir():
     if not config:  # noqa: F821