Fix CI lint: pin Go 1.25 to match golangci-lint v2.5.0#1994

SamMorrowDrums merged 2 commits into

sammorrowdrums/add-schema-cache-httpgithub/github-mcp-server:sammorrowdrums/add-schema-cache-httpfrom

copilot/fix-ci-lint-errorsgithub/github-mcp-server:copilot/fix-ci-lint-errorsCopy head branch name to clipboard