On my laptop, the fonts get larger each time. Temporary workaround which helps me is changing the font scale in Tweaks tool (Fractional Scaling doesn't help).
Ubuntu 20.04.1 LTS Intel® Core™ i7-3630QM CPU @ 2.40GHz × 8 Quadro K1000M/PCIe/SSE2
On my laptop, the fonts get larger each time. Temporary workaround which helps me is changing the font scale in Tweaks tool (Fractional Scaling doesn't help).
Ubuntu 20.04.1 LTS
Intel® Core™ i7-3630QM CPU @ 2.40GHz × 8
Quadro K1000M/PCIe/SSE2