chore(deps): update dependency golangci/golangci-lint to v2.1.6 (#193)

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

Author: renovate[bot]

Makefile

@@ -1,7 +1,7 @@
 # renovate: datasource=github-releases depName=mvdan/gofumpt
 GOFUMPT_PACKAGE_VERSION := v0.8.0
 # renovate: datasource=github-releases depName=golangci/golangci-lint
-GOLANGCI_LINT_PACKAGE_VERSION := v2.1.5
+GOLANGCI_LINT_PACKAGE_VERSION := v2.1.6
 # renovate: datasource=docker depName=docker.io/techknowlogick/xgo
 XGO_PACKAGE_VERSION := go-1.24.2