receive: expanded postings fixes #190

Job	Run time
Go build with -tags=stringlabels	38s
Check misspelled words	13s
Thanos end-to-end tests (8, 0)	5m 30s
Go build for different platforms	9m 12s
Thanos end-to-end tests (8, 1)	3m 57s
Linters (Static Analysis) for Go	2m 44s
Thanos end-to-end tests (8, 2)	4m 9s
Thanos end-to-end tests (8, 3)	4m 32s
Thanos end-to-end tests (8, 4)	7m 19s
Thanos end-to-end tests (8, 5)	4m 37s
Thanos end-to-end tests (8, 6)	4m 39s
Thanos end-to-end tests (8, 7)	4m 39s
	52m 9s

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