Bump kotlin from 2.0.20-Beta1 to 2.0.20-Beta2 #1279

Job	Run time
Build (Unit-tests & Android-Lint)	2h 0m 29s
Android UI-tests on emulator (21)	12m 51s
Android UI-tests on emulator (22)	12m 47s
Android UI-tests on emulator (23)	12m 54s
Android UI-tests on emulator (24)	12m 59s
Android UI-tests on emulator (25)	13m 11s
Android UI-tests on emulator (26)	12m 55s
Android UI-tests on emulator (27)	13m 0s
Android UI-tests on emulator (28)	12m 52s
Android UI-tests on emulator (29)	12m 48s
Android UI-tests on emulator (30)	13m 0s
Android UI-tests on emulator (31)	1m 52s
Android UI-tests on emulator (32)	1m 57s
Android UI-tests on emulator (33)	2m 11s
Android UI-tests on emulator (34)	2m 14s
	4h 18m 0s

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