feat: switch numeric inputs to symbols keyboard #69

Job	Run time
collect_coverage	4m 26s
build app	1m 54s
Run Android Instrumentation Tests (Conjugate)	5m 14s
Run Android Instrumentation Tests (Keyboards)	8m 5s
Run Tests	5m 23s
Run Ktlint and Detekt	1m 46s
	26m 48s

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