cosi: correct capitalization for auto policy

The CephCOSIDriver deploymentStrategy requires Auto, Never,
or Always. Change the example to Auto.

Signed-off-by: travisn <tnielsen@redhat.com>
(cherry picked from commit 182211d26c)

.commitlintrc.json

@@ -13,6 +13,7 @@
         "cephfsmirror",
         "ci",
         "core",
+        "cosi",
         "csi",
         "docs",
         "exporter",

deploy/examples/cosi/cephcosidriver.yaml

@@ -4,4 +4,4 @@ metadata:
   name: ceph-cosi-driver
   namespace: rook-ceph
 spec:
-  deploymentStrategy: "auto"
+  deploymentStrategy: "Auto"