chore: prepare for release v1.3.8 #114

Job	Run time
Set Version from git ref	1s
Binaries	6m 57s
Demo Docker Images (bookbuyer)	2m 36s
Docker Images (curl)	2m 8s
Demo Docker Images (bookthief)	2m 33s
Docker Images (sidecar-init)	2m 17s
Demo Docker Images (bookstore)	2m 36s
Docker Images (controller)	5m 18s
Demo Docker Images (bookwarehouse)	2m 45s
Docker Images (injector)	5m 6s
Demo Docker Images (tcp-echo-server)	1m 51s
Docker Images (connector)	5m 42s
Demo Docker Images (tcp-client)	1m 54s
Docker Images (crds)	2m 5s
Docker Images (bootstrap)	4m 23s
Docker Images (preinstall)	3m 33s
Docker Images (healthcheck)	3m 27s
Docker Images (interceptor)	4m 32s
Docker Images (ingress)	4m 49s
Docker Images (gateway)	4m 44s
	1h 9m 17s

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