test: add test that build run downloads what it should #786

Job	Run time
Lint Bazel files	2s
Generate configs	14s
//sram:top_mix_grt	3m 5s
open //sram:top_mix	6m 5s
tag_array_64x184_generate_abstract	3m 45s
Local flow - clean setup	4m 28s
open tag_array_64x184	3m 56s
tag_array_64x184_report	2m 16s
open L1MetadataArray	6m 7s
lb_32x128_generate_abstract	3m 46s
open subpackage:L1MetadataArray	6m 5s
lb_32x128_test_generate_abstract	2m 24s
open subpackage:tag_array_64x184	4m 0s
L1MetadataArray_generate_abstract	4m 56s
data_2048x8_generate_abstract	2m 18s
regfile_128x65_floorplan	2m 21s
subpackage:L1MetadataArray_generate_abstract	5m 21s
subpackage:tag_array_64x184_generate_abstract	2m 7s
Local flow - preinstalled orfs	4m 30s
	1h 7m 46s

Provide feedback