[Android] Remove the playback speed restriction for streams and show a warning instead

[Nicolas Pomepuy]

vlc-android | branch: master | Nicolas Pomepuy <nicolas at videolabs.io> | Wed Dec  2 11:47:12 2020 +0100| [6097248f9d81e1fdea9d6b3b7e99e77efc78552e] | committer: Nicolas Pomepuy

Remove the playback speed restriction for streams and show a warning instead

Fixes #1426

> https://code.videolan.org/videolan/vlc-android/commit/6097248f9d81e1fdea9d6b3b7e99e77efc78552e
---

 .../drawable/rounded_corners_bottom_orange_500.xml | 32 +++++++++++++++++
 .../resources/src/main/res/values/strings.xml      |  1 +
 .../res/layout/dialog_playback_speed.xml           | 41 ++++++++++++++++------
 .../vlc/gui/dialogs/PlaybackSpeedDialog.kt         |  4 +++
 .../vlc/gui/helpers/PlayerOptionsDelegate.kt       |  4 +--
 5 files changed, 68 insertions(+), 14 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/6097248f9d81e1fdea9d6b3b7e99e77efc78552e