Merge pull request #498 from mkonrad/otp-27.3 #422

Job	Run time
docker (DIR=master)	9m 10s
docker (DIR=master VARIANT=alpine)	6m 50s
docker (DIR=27)	3m 45s
docker (DIR=27 VARIANT=slim)	2m 48s
docker (DIR=27 VARIANT=alpine)	3m 5s
docker (DIR=26)	12m 44s
docker (DIR=26 VARIANT=slim)	7m 12s
docker (DIR=26 VARIANT=alpine)	7m 37s
docker (DIR=25)	10m 54s
docker (DIR=25 VARIANT=slim)	6m 4s
docker (DIR=25 VARIANT=alpine)	6m 46s
docker (DIR=24)	9m 30s
docker (DIR=24 VARIANT=slim)	5m 43s
docker (DIR=24 VARIANT=alpine)	6m 44s
	1h 38m 52s

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