Adding Karn to the owners file (#1912)
Adding Karn to the owners file (#1912)

* Adding Karn to the owners file.

* Update OWNERS

* Update OWNERS
zmarano/compute-image-tools,zmarano/compute-image-tools,GoogleCloudPlatform/compute-image-tools,zmarano/compute-image-tools,GoogleCloudPlatform/compute-image-tools,GoogleCloudPlatform/compute-image-tools