test: add test that build run downloads what it should #801

Job	Run time
Generate configs	13s
open //sram:top_mix	6m 39s
Lint Bazel files	3s
open tag_array_64x184	4m 34s
//sram:top_mix_grt	3m 14s
Local flow - clean setup	7m 11s
open L1MetadataArray	6m 28s
tag_array_64x184_generate_abstract	3m 57s
open subpackage:L1MetadataArray	6m 25s
tag_array_64x184_report	2m 18s
lb_32x128_generate_abstract	3m 51s
open subpackage:tag_array_64x184	4m 57s
lb_32x128_test_generate_abstract	2m 32s
L1MetadataArray_generate_abstract	5m 14s
data_2048x8_generate_abstract	2m 28s
regfile_128x65_floorplan	2m 24s
subpackage:L1MetadataArray_generate_abstract	5m 1s
subpackage:tag_array_64x184_generate_abstract	2m 15s
Local flow - preinstalled orfs	7m 19s
	1h 17m 3s

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