ci/lima: EGL testing was disabled when fp16 fail was removed

ci/lima: EGL testing was disabled when fp16 fail was removed

fd4d0e1cc23f ("st/mesa: Set gl_config.floatMode based on color_format"),
fixed this functionality across multiple drivers, but EGL testing on
Mali was disabled back then, theofore it still fails here.

Acked-by: Guilherme Gallo <guilherme.gallo@collabora.com>
Acked-by: Erico Nunes <nunes.erico@gmail.com>
Signed-off-by: David Heidelberg <david.heidelberg@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24079>