install: ignore umask #1579

Job	Run time
Run benchmarks (CodSpeed) (uu_cksum)	5m 58s
Run benchmarks (CodSpeed) (uu_cp)	2m 22s
Run benchmarks (CodSpeed) (uu_base64)	5m 56s
Run benchmarks (CodSpeed) (uu_fold)	1m 45s
Run benchmarks (CodSpeed) (uu_expand)	1m 39s
Run benchmarks (CodSpeed) (uu_du)	2m 0s
Run benchmarks (CodSpeed) (uu_hashsum)	1m 40s
Run benchmarks (CodSpeed) (uu_cut)	1m 32s
Run benchmarks (CodSpeed) (uu_unexpand)	2m 5s
Run benchmarks (CodSpeed) (uu_seq)	1m 48s
Run benchmarks (CodSpeed) (uu_rm)	1m 51s
Run benchmarks (CodSpeed) (uu_mv)	2m 2s
Run benchmarks (CodSpeed) (uu_ls)	2m 29s
Run benchmarks (CodSpeed) (uu_numfmt)	1m 55s
Run benchmarks (CodSpeed) (uu_tsort)	2m 34s
Run benchmarks (CodSpeed) (uu_split)	1m 41s
Run benchmarks (CodSpeed) (uu_factor)	1m 53s
Run benchmarks (CodSpeed) (uu_nl)	1m 43s
Run benchmarks (CodSpeed) (uu_sort)	3m 20s
Run benchmarks (CodSpeed) (uu_uniq)	1m 42s
Run benchmarks (CodSpeed) (uu_wc)	3m 1s
	50m 56s

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