feat(plugin) Setup FD for PostgreSQL backup plugin usage #136

Job	Run time
lint	33s
test_postgresql (debian11)	2m 49s
test (debian, latest)	7m 35s
test_postgresql (debian12)	4m 19s
test_postgresql (fedora38)	3m 21s
test (debian, bullseye)	7m 2s
test (debian, buster)	7m 6s
test_postgresql (fedora39)	1m 54s
test (enterpriselinux, 7)	6m 21s
test_postgresql (ubuntu2204)	3m 21s
test_postgresql (rockylinux9)	3m 11s
test (enterpriselinux, 8)	6m 52s
test (enterpriselinux, latest)	5m 49s
test (fedora, 38)	8m 2s
test (fedora, 39)	9m 12s
test (opensuse, latest)	9m 3s
test (ubuntu, latest)	9m 23s
test (ubuntu, focal)	9m 9s
	1h 45m 2s

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