Reproduction steps:
1. Open the attached "case_1300829.zip" project and Scenes/SampleScene scene
2. Select Window/Analysis/Profiler and record some data
3. In the Profiler window, select CPU Usage
4. In the Module Details Panel, Overview field, select GC.Alloc
5. Set Related Data as Detailed Information
6. Sort data by GC Alloc

Expected result: Data is sorted alphabetically
Actual result: Data is sorted by GC Alloc size

Reproducible with: 2019.4.18f, 2020.2.2f2
Not reproducible with: 2021.1.0a1, 2021.1.0b2
Could not test with: 2018.4.30f1 (GC Alloc did not appear)

Note: Related Data is sorted by GC Alloc string