Update Go from 1.25.8 to 1.26.2 (#2535)
* Update Go from 1.25.8 to 1.26.2
Agent-Logs-Url: https://github.com/helmfile/helmfile/sessions/e2d1bf3c-7879-44ff-956b-2d645281d159
Co-authored-by: yxxhero <11087727+yxxhero@users.noreply.github.com>
* Fix CI: upgrade golangci-lint to v2.11.4 for Go 1.26 support
Agent-Logs-Url: https://github.com/helmfile/helmfile/sessions/ca09eb2b-b0fa-4f27-bee6-fd867b8cec29
Co-authored-by: yxxhero <11087727+yxxhero@users.noreply.github.com>
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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: yxxhero <11087727+yxxhero@users.noreply.github.com>
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