Update module github.com/leodido/go-syslog/v4 to v4.3.0 #44724

Job	Run time
setup-environment	2m 58s
arm-unittest-matrix (receiver-3)	6m 13s
arm-unittest-matrix (receiver-0)	6m 20s
arm-unittest-matrix (processor-0)	4m 45s
arm-unittest-matrix (exporter-3)	5m 32s
arm-unittest-matrix (exporter-0)	4m 26s
arm-unittest-matrix (processor-1)	4m 46s
arm-unittest-matrix (exporter-1)	9m 36s
arm-unittest-matrix (exporter-2)	4m 15s
arm-unittest-matrix (extension)	6m 40s
arm-unittest-matrix (receiver-1)	7m 49s
arm-unittest-matrix (pkg)	5m 9s
arm-unittest-matrix (cmd-0)	3m 5s
arm-unittest-matrix (receiver-2)	9m 13s
arm-unittest-matrix (connector)	4m 26s
arm-unittest-matrix (internal)	9m 50s
arm-unittest-matrix (other)	5m 56s
arm-unittest	2s
flakytests-generate-issues	0s
	1h 41m 1s

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