force refresh rate

workaround to reduce ui glitch
rebase and merge pull request 4: https://github.com/diego-ch/android_device_samsung_janice/pull/4

depends on this: https://github.com/diego-ch/android_device_samsung_janice/commit/a97cbaa5894bbd6aae351ab6e922cca39193f289
and this: https://github.com/diego-ch/proprietary_vendor_samsung/commit/734c64595f46297f9973f1b15c78f62107157c74