Remove redundant "RouteMethods" method (#26024)

The `RouteMethods` is mainly an alias for `Methods` with different
argument order.

Remove it to keep the "route.go" code clear

routers/api/packages/api.go

@@ -634,7 +634,7 @@ func ContainerRoutes() *web.Route {
 		)
 
 		// Manual mapping of routes because {image} can contain slashes which chi does not support
-		r.RouteMethods("/*", "HEAD,GET,POST,PUT,PATCH,DELETE", func(ctx *context.Context) {
+		r.Methods("HEAD,GET,POST,PUT,PATCH,DELETE", "/*", func(ctx *context.Context) {
 			path := ctx.Params("*")
 			isHead := ctx.Req.Method == "HEAD"
 			isGet := ctx.Req.Method == "GET"