BUILD/MINOR: go.mod: update Go packages #997

Job	Run time
generate-specification	1m 11s
generate-models	1m 50s
HAProxy check commit message	0s
golangci-lint	1m 6s
lint-spec	13s
license-check	27s
go mod tidy	19s
Build	35s
Tests	1m 1s
Test equal	1m 28s
e2e on HAProxy (2.1)	55s
e2e on HAProxy (2.2)	51s
e2e on HAProxy (2.3)	57s
e2e on HAProxy (2.8)	49s
e2e on HAProxy (2.6)	49s
e2e on HAProxy (2.5)	53s
e2e on HAProxy (2.7)	53s
e2e on HAProxy (2.4)	52s
	15m 9s

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