FreeBSD/ports 8645ea2 (r444650)sysutils/py-docker distinfo Makefile

update sysutils/py-docker to 2.4.2

This contains a couple of bugfixes.
DeltaFile
+3-3sysutils/py-docker/distinfo
+1-1sysutils/py-docker/Makefile
+4-42 files

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