Revert

jcs090218 · jcs090218 · commit f5c72f7b9cc4 · 2021-02-01T01:21:27.000+08:00
diff --git a/Cask b/Cask
@@ -8,4 +8,5 @@
  (depends-on "el-mock")
  (depends-on "ert-runner")
  (depends-on "undercover")
+ (depends-on "spinner")
  (depends-on "dart-mode"))
