Add MAINTAINERS.md

List the maintainers of the repository.

Signed-off-by: Alice Frosi <afrosi@redhat.com>

Author: alicefr

MAINTAINERS.md

@@ -0,0 +1,6 @@
+The current Maintainers Group for the Bootc operator Project consists of:
+
+| Name          | GitHub ID                                                      | Employer   | Responsibilities |
+| ------------- | ---------------------------------------------------------------| ---------- | ---------------- |
+| Jonathan Lebon| [jlebon](https://github.com/orgs/bootc-dev/people/jlebon)      | Red Hat    | Approver         |
+| Alice Frosi   | [alicefr](https://github.com/orgs/bootc-dev/people/alicefr)    | Red Hat    | Approver         |