Launcher3: Allow setting transparency for hotseat search bar

Ref: https://github.com/LawnchairLauncher/lawnchair/commit/8244819d65c45f642685d24d58fd1397fe54e32e
Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
Signed-off-by: Jackeagle <jackeagle102@gmail.com>
4 files changed