build

Remove another admonition #304

Job	Run time
doc_latex	2m 7s
openad (global_ocean.90x40x15)	9m 17s
forward (offline_exf_seaice)	4m 23s
doc_html	1m 53s
forward (global_ocean.cs32x15)	3m 35s
openad-other	0s
forward (tutorial_deep_convection)	2m 51s
forward (aim.5l_cs)	1m 40s
forward (isomip)	3m 11s
forward (global_ocean.90x40x15)	2m 4s
forward (tutorial_plume_on_slope)	1m 37s
forward (tutorial_advection_in_gyre)	1m 24s
forward (hs94.cs-32x32x5)	1m 35s
forward (tutorial_global_oce_biogeo)	1m 37s
forward (tutorial_global_oce_in_p)	1m 14s
forward (tutorial_cfc_offline)	1m 14s
	39m 42s

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