clearly state the request name in format event to avoid abmiguous
interpretation between 'zwp_linux_buffer_params_v1::create' and
'zwp_linux_dmabuf_v1::create_params' requests.

v2: grammar fixup (Yong Bakos)

Signed-off-by: Varad Gautam <varad.gautam@collabora.com>
Suggested-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>