add 'fonts' into 'KnownPublicEntries' (#15188)

fix #15184

Signed-off-by: a1012112796 <1012112796@qq.com>

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

modules/public/public.go

@@ -27,6 +27,7 @@ type Options struct {
 // KnownPublicEntries list all direct children in the `public` directory
 var KnownPublicEntries = []string{
 	"css",
+	"fonts",
 	"img",
 	"js",
 	"serviceworker.js",