Importing Thermal or Bottleneck package sample of Adaptive performance package throws missing namespace errors. These samples have a dependency on Sample Environment p[ackage and cannot be used independently. Refer the attached video

Steps to reproduce:
1) Create a new project
2) Window > Package Manager > Install Adaptive Performance
3) Import Sample package Thermal sample or Bottleneck sample

Actual result: Missing namespace errors are thrown in console
Expected result: No errors are thrown in console

Occurring in: 2020.2.0a20, 2020.2.0a1, 2020.1.0f1, 2020.1.0a1 with package version 2.0.0-preview.11

Note: Sample packages for Adaptive performance package were introduced in package version 2.0.0-preview.11

Environment: Both Windows and Mac