Bump github.com/docker/go-connections from 0.4.0 to 0.5.0 #56

Job	Run time
Linting	2m 13s
Build for Windows (windows, amd64)	2m 19s
Build for Linux (linux, amd64)	3m 55s
Unit tests	2m 59s
Build for Linux (linux, 386)	1m 49s
WASM build test	0s
Initial tests passed	4s
Upgrade tests	7m 18s
Complement (SQLite native)	4m 15s
Sytest (SQLite native)	5m 34s
Upgrade tests from HEAD-2	7m 11s
Complement (SQLite Cgo)	4m 42s
Integration tests	4m 38s
Sytest (SQLite Cgo)	5m 44s
Complement (PostgreSQL)	9m 25s
Sytest (PostgreSQL)	7m 28s
Integration tests passed	2s
Update Docker images	0s
	1h 9m 36s

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