Reproduction steps:
1. Open the attached project "case_1373192.zip"
2. Build the project
3. Observe the Console window

Expected result: No Adaptive Performance warnings
Actual result: Library/PackageCache/com.unity.adaptiveperformance@2.2.1 warning

Reproducible with: 2.2.1(2019.4.32f1)
Not reproducible with: 2.1.1(2019.4.32f1), 2.2.1(2020.3.21f1, 2021.1.26f1), 3.0.0(2021.2.0b16, 2022.1.0a13)

Notes:
- The issue was only reproduced in the 2019.4 stream using the 2.2.1 package version. There were no issues when testing with other package versions
- The issue was not reproducible when testing on 2020.3/2021.1 with the 2.2.1 package version
- The issue reproduces on Android and PC, Mac & Linux Standalone Platforms
- Full warning: Library\PackageCache\com.unity.adaptiveperformance@2.2.1\Runtime\Management\IAdaptivePerformanceSettings.cs(713,30): warning CS0414: The field 'IAdaptivePerformanceSettings.k_AssetVersion' is assigned but its value is never used