Reproduction steps:
# Open the user attached project
# Open the “SampleScene” scene
# Observe the Game view, tilemap has a normal map effect
# Press the Play button
# Observe the Game view

Expected result: A warning is shown saying the main texture is smaller than the secondary texture 
Actual result: A warning is not shown saying the main texture is smaller than the secondary texture 

Reproducible with: 2020.3.37f1, 2021.3.8f1, 2022.1.12f1, 2022.2.0b3, 2023.1.0a4

Reproduced on: Windows 10

Note: the bug is also visible in the Scene view. To successfully reproduce the issue the normal map texture should be bigger than the main texture