DATA RACE in config watch

[dingyalin]

What happened:

==================
WARNING: DATA RACE
Write at 0x0000015bb0d8 by main goroutine:
  github.com/go-kratos/kratos/v2/log.(*loggerAppliance).SetLogger()
      vendor/github.com/go-kratos/kratos/v2/log/global.go:27 +0x8f
  github.com/go-kratos/kratos/v2/log.SetLogger()
      vendor/github.com/go-kratos/kratos/v2/log/global.go:33 +0x389
  github.com/go-kratos/kratos/v2.New()
     vendor/github.com/go-kratos/kratos/v2/app.go:53 +0x337
  main.newApp()
     main.go:38 +0x486
  main.wireApp()
    wire_gen.go:38 +0x4c4
  main.main()
   main.go:98 +0x173

Previous read at 0x0000015bb0d8 by goroutine 10:
  github.com/go-kratos/kratos/v2/log.Infof()
     vendor/github.com/go-kratos/kratos/v2/log/global.go:73 +0x164
  github.com/go-kratos/kratos/v2/config.(*config).watch()
     vendor/github.com/go-kratos/kratos/v2/config/config.go:67 +0x384
  github.com/go-kratos/kratos/v2/config.(*config).Load.gowrap1()
      vendor/github.com/go-kratos/kratos/v2/config/config.go:115 +0x4f

Goroutine 10 (finished) created at:
  github.com/go-kratos/kratos/v2/config.(*config).Load()
      vendor/github.com/go-kratos/kratos/v2/config/config.go:115 +0x5e
  main.parseConfig()
    main.go:58 +0x2da
  main.main()
     main.go:91 +0x2b
==================

What you expected to happen:

no data race

How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:

Environment:

• Kratos version (use kratos -v): 2.8.2
• Go version (use go version): 1.22.9
• OS (e.g: cat /etc/os-release):
• Others: