qa/tasks/cephfs: Refactor test_volumes

... into smaller test classes. This enables breaking up the volumes yaml
into smaller yaml fragments.

Fixes: https://tracker.ceph.com/issues/47160
Signed-off-by: Ramana Raja <rraja@redhat.com>

qa/suites/fs/basic_functional/tasks/volumes/overrides.yaml

@@ -12,9 +12,3 @@ overrides:
       - is full \(reached quota
       - POOL_FULL
       - POOL_BACKFILLFULL
-
-tasks:
-  - cephfs_test_runner:
-      fail_on_skip: false
-      modules:
-        - tasks.cephfs.test_volumes

qa/suites/fs/basic_functional/tasks/volumes/test/basic.yaml

@@ -0,0 +1,7 @@
+tasks:
+  - cephfs_test_runner:
+      fail_on_skip: false
+      modules:
+        - tasks.cephfs.test_volumes.TestVolumes
+        - tasks.cephfs.test_volumes.TestSubvolumeGroups
+        - tasks.cephfs.test_volumes.TestSubvolumes

qa/suites/fs/basic_functional/tasks/volumes/test/clone.yaml

@@ -0,0 +1,5 @@
+tasks:
+  - cephfs_test_runner:
+      fail_on_skip: false
+      modules:
+        - tasks.cephfs.test_volumes.TestSubvolumeSnapshotClones

qa/suites/fs/basic_functional/tasks/volumes/test/misc.yaml

@@ -0,0 +1,5 @@
+tasks:
+  - cephfs_test_runner:
+      fail_on_skip: false
+      modules:
+        - tasks.cephfs.test_volumes.TestMisc

qa/suites/fs/basic_functional/tasks/volumes/test/snapshot.yaml

@@ -0,0 +1,6 @@
+tasks:
+  - cephfs_test_runner:
+      fail_on_skip: false
+      modules:
+        - tasks.cephfs.test_volumes.TestSubvolumeGroupSnapshots
+        - tasks.cephfs.test_volumes.TestSubvolumeSnapshots