Merge pull request #75 from juliakreger/osprh-17209

OSPRH-17209: Change the default boot label.

Author: openshift-merge-bot[bot]

dib/edpm-partition-uefi/block-device-default.yaml

@@ -86,7 +86,7 @@
     name: fs_root
     base: lv_root
     type: xfs
-    label: "img-rootfs"
+    label: "rhoso-rootfs"
     mount:
         mount_point: /
         fstab: