Minor modification for the new Gmsh example #116

Job	Run time
Check file changes	28s
Test on Mac	7m 4s
Test Intel on ubuntu-20.04	5m 10s
Test on ubuntu-latest	1m 11s
Test on ubuntu-20.04	1m 17s
Test run example 3 - benchmark claerbout kernel elastic SH	3m 12s
Test run example 1 - benchmark claerbout kernel acoustic	2m 28s
Test run example 0 - make tests	2m 32s
Test run example 2 - benchmark claerbout kernel elastic P-SV	2m 40s
Test run example 4 - benchmark claerbout kernel acoustic-elastic	2m 38s
Test run example 5 - moving sources	2m 14s
Test run example 10 - simple_topography_and_also_a_simple_fluid_layer debug double_precision	2m 4s
Test run example 11 - tomographic_ocean_model	1m 56s
Test run example 11 - Marmousi2	2m 7s
Test run example 6 - anisotropy	1m 25s
Test run example 7 - Industrial_Format_SEP	4m 28s
Test run example 8 - axisymmetric_case_AXISYM_option	2m 4s
Test run example 9 - simple_topography_and_also_a_simple_fluid_layer debug	2m 15s
	47m 13s

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