When the attached project is built using 2019.3, it fails due to errors in the custom grade template. Turning the template off enables building again.

To reproduce
- Download and open the attached project (https://oc.unity3d.com/index.php/s/o6Gh7SqL122u4xs)
- Upgrade to 2019.3.0b1 or above
- Go to build settings (File -> Build Settings)
- Select android and select switch platform
- Select build and run

Expected result:
The project should build with no errors

Actual result:
45 errors come up in the console

Platform:
Tested on Windows 10

Tested in in 2019.3.0b8, 2019.3.0a11, 2019.3.0b1, 2020.1.0a8, 2020.1.0a4, 2018.1.0b6, 2018.4.12f1,2019.1.13f1

Reproducible in 2019.3.0b8, 2019.3.0a11, 2019.3.0b1, 2020.1.0a4, 2018.1.0b6, 2020.1.0a8

Working as expected in: 2019.1.13f1,2018.4.12f1

Errors thrown:

FAILURE: Build failed with an exception
*what went wrong
A problem occurred configuring project to "unitylibary"