chore(deps): update docker.io/library/golang docker tag to v1.26.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker.io/library/golang	stage	minor	1.25.8 → 1.26.1

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2026-03-14 10:52:13 UTC ℹ️ MergeQueue: This merge request was merged

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Files inventory check summary

File checks results against ancestor 2c465803:

Results for datadog-agent_7.78.0~devel.git.597.21c0a5d.pipeline.102521424-1_amd64.deb:

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