How to reproduce:
1. Create a new project
2. Window > Package Manager > XR Management > Install
3. Edit > Project Settings > XR Plugin Management > in Loaders tab select "+" > Download > Magic Leap Loader
4. According to the warning in Edit > Project Settings > XR Plugin Management > Input Helpers, Legacy Input Helpers package is not installed while in Window > Package Manager > XR Legacy Input Helpers package is installed

Expected result: No warning that XR Legacy Input Helpers package is not installed
Actual result: Warning that XR Legacy Input Helpers package is not installed

Reproducible with: 2019.3.0a10 (XR 3.0.1, Input Helpers 1.3.2), 2019.3.0a12(dca3e0d5b2ed) (XR 3.0.1, Input Helpers 1.3.4)
Not reproducible with: 2019.3.0a11

Note: could not test 2017.4.0f1, 2017.4.30f1, 2018.3.0a1, 2018.4.5f1 because XR SDK Management is not compatible, 2019.1.0a1, 2019.1.13f1, 2019.2.0a1, 2019.2.0b10, 2019.3.0a1 due to errors CS0246, CS0135, Input Helpers package is installed automatically within Magic Leap loader