minor edit in geocubit #20

Job	Run time
Check file changes	18s
Test on Mac	21m 7s
Test Intel on ubuntu-20.04	10m 19s
Test on ubuntu-latest	2m 18s
Test on ubuntu-20.04	3m 22s
Test run example 2 - fault tpv5	9m 20s
Test run example 1 - meshfem3D simple model	3m 58s
Test run example 0 - make tests	7m 12s
Test run example 3 - layered halfspace	4m 42s
Test run example 4 - small adjoint	6m 1s
Test run example 5 - socal1D	4m 28s
Test run example 6 - socal1D 1d_socal	3m 56s
Test run example 7 - socal1D 1d_prem	4m 35s
Test run example 8 - socal1D 1d_cascadia	4m 11s
Test run example 10 - homogeneous halfspace	2m 45s
Test run example 11 - poroelastic	5m 7s
Test run example 12 - PML elastic	2m 35s
Test run example 13 - PML acoustic	2m 20s
Test run example 14 - waterlayered halfspace	3m 47s
Test run example 15 - tomographic model	4m 33s
Test run example 16 - cavity	2m 52s
Test run example 17 - sep bathymetry	3m 44s
Test run example 9 - coupling FK	3m 36s
	1h 57m 6s

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