docs: have a clear explanation about the staticcheck integration. (golangci#2894)

docs: have a clear state about staticcheck

Author: ldez

pkg/golinters/staticcheck.go

@@ -14,7 +14,8 @@ func NewStaticcheck(settings *config.StaticCheckSettings) *goanalysis.Linter {
 
 	return goanalysis.NewLinter(
 		"staticcheck",
-		"Staticcheck is a go vet on steroids, applying a ton of static analysis checks",
+		"It's a set of rules from staticcheck. It's not the same thing as the staticcheck binary."+
+			" The author of staticcheck doesn't support or approve the use of staticcheck as a library inside golangci-lint.",
 		analyzers,
 		nil,
 	).WithLoadMode(goanalysis.LoadModeTypesInfo)