anoter repair to test for raco pkg

pkgs/racket-test/tests/pkg/tests-permissions.rkt

@@ -1,5 +1,6 @@
 #lang racket/base
-(require "shelly.rkt"
+(require racket/file
+         "shelly.rkt"
          "util.rkt")
 
 (this-test-is-run-by-the-main-test)
@@ -34,5 +35,5 @@
        (rename-file-or-directory alt-dir pkg-dir))
      ;; create the directory and try again:
      (begin
-       (make-directory pkg-dir)
+       (make-directory* pkg-dir)
        (try-now))))

pkgs/racket-test/tests/pkg/util.rkt

@@ -49,7 +49,6 @@
   (define tmp-dir
     (make-temporary-file ".racket.fake-installation~a" 'directory
                          (find-system-path 'temp-dir)))
-  (make-directory* tmp-dir)
   (dynamic-wind
       void
       (λ ()
@@ -105,7 +104,6 @@
   (define tmp-dir
     (make-temporary-file ".racket.fake-root~a" 'directory
                          (find-system-path 'home-dir)))
-  (make-directory* tmp-dir)
   (dynamic-wind
       void
       (λ ()