docker: bump atc0005/go-ci from go-ci-oldstable-build-v0.13.5 to go-ci-oldstable-build-v0.13.6 in /dependabot/docker/builds #252

Job	Run time
Go Module Validation / Assert PR branch is ahead	3s
Dependency Updates / Assert PR branch is ahead	3s
Vulnerability / Assert PR branch is ahead	4s
Lint / Assert PR branch is ahead	4s
Dependency Updates / Look for available minor or patch releases	36s
Lint / Lint Dockerfiles	9s
Lint / Lint Markdown files	12s
Vulnerability / govulncheck	30s
Go Module Validation / Look for missing go.mod changes	28s
Go Module Validation / Look for missing vendored dependencies	23s
	2m 32s

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