* [MM-28754] Fix errcheck issues in license_test.go - Properly handle error returned from os.WriteFile - Remove license_test.go from errcheck exceptions list in .golangci.yml Fixes https://github.com/mattermost/mattermost/issues/28754 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com> * Remove empty line --------- Co-authored-by: Claude <noreply@anthropic.com>