fix(deps): update golang.org/x/oauth2 digest to 9780585

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
golang.org/x/oauth2	require	digest	6242fa9 -> 9780585

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Configuration

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🚦 Automerge: Disabled due to failing status checks.

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[renovate]

⚠ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: go.sum

Command failed: docker run --rm --name=renovate_go --label=renovate_child -v "/mnt/renovate/gh/kitos9112/traefik-forward-auth":"/mnt/renovate/gh/kitos9112/traefik-forward-auth" -v "/tmp/renovate-cache":"/tmp/renovate-cache" -e GOPATH -e GOPROXY -e GOFLAGS -e CGO_ENABLED -e GIT_CONFIG_KEY_0 -e GIT_CONFIG_VALUE_0 -e GIT_CONFIG_KEY_1 -e GIT_CONFIG_VALUE_1 -e GIT_CONFIG_KEY_2 -e GIT_CONFIG_VALUE_2 -e GIT_CONFIG_COUNT -e GIT_CONFIG_KEY_3 -e GIT_CONFIG_VALUE_3 -e GIT_CONFIG_KEY_4 -e GIT_CONFIG_VALUE_4 -e GIT_CONFIG_KEY_5 -e GIT_CONFIG_VALUE_5 -w "/mnt/renovate/gh/kitos9112/traefik-forward-auth" docker.io/renovate/go:1.18.0 bash -l -c "go get -d -t ./..."
go: github.com/traefik/traefik/[email protected] requires
	github.com/abbot/[email protected]: invalid version: unknown revision 000000000000