chore(deps): update dependency golangci/golangci-lint to v2.6.0 (#107)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Earthfile

@@ -277,7 +277,7 @@ go-test:
 
 # go-lint lints Go code.
 go-lint:
-  ARG GOLANGCI_LINT_VERSION=v2.5.0
+  ARG GOLANGCI_LINT_VERSION=v2.6.0
   FROM +go-modules
   # This cache is private because golangci-lint doesn't support concurrent runs.
   CACHE --id go-lint --sharing private /root/.cache/golangci-lint