fixes status not being updated in CG #91

Job	Run time
Tests with modeling interface	4m 25s
Tests with HiGHS (branch-and-bound/test_bab_knapsack_HiGHS)	4m 44s
Tests with GLPK (branch-and-bound/test_bab_knapsack_GLPK)	4m 24s
Tests with Mosek (branch-and-bound/test_bab_knapsack_Mosek)	4m 45s
Tests with HiGHS (branch-and-bound/test_bab_location_HiGHS)	4m 46s
Tests with GLPK (branch-and-bound/test_bab_location_GLPK)	3m 16s
Tests with Mosek (branch-and-bound/test_bab_location_Mosek)	4m 45s
Tests with HiGHS (branch-and-price/test_bap_assignment_HiGHS)	4m 31s
Tests with GLPK (branch-and-price/test_bap_assignment_GLPK)	4m 17s
Tests with Mosek (branch-and-price/test_bap_assignment_Mosek)	4m 43s
Upload coverage report	1s
	44m 37s

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