tests/qemu-iotests: Restrict tests using "--blockdev file" to the file protocol

Tests that use "--blockdev" with the "file" driver cannot work with
other protocols, so we should mark them accordingly.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20240315111108.153201-10-thuth@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2 files changed