Fix GPG Agent forwarding broken #864

Job	Run time
test-e2e-windows (build)	1m 11s
test-e2e (build)	3m 49s
test-e2e-windows (ide)	7m 20s
test-e2e (ide)	4m 23s
test-e2e-windows (ssh)	2m 29s
test-e2e (integration)	4m 29s
test-e2e-windows (up-docker)	1s
test-e2e (machine)	3m 30s
test-e2e-windows (up-docker-build)	1s
test-e2e (machineprovider)	4m 21s
test-e2e-windows (up-docker-compose)	1s
test-e2e (provider)	3m 20s
test-e2e-windows (up-docker-wsl)	1s
test-e2e (proxyprovider)	4m 16s
test-e2e (ssh)	3m 58s
test-e2e (up)	5m 32s
test-e2e (up-docker)	5m 9s
test-e2e (up-podman)	4m 6s
test-e2e (up-docker-compose)	5m 51s
test-e2e (up-docker-build)	4m 23s
test-e2e (up-docker-compose-build)	4m 48s
	1h 12m 59s

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