Use basic number layout in number fields

java/assets/layouts

...c/org/futo/inputmethod/keyboard/internal/KeyboardState.kt

java/src/org/futo/inputmethod/latin/InputAttributes.java

java/src/org/futo/inputmethod/latin/LatinIME.kt

...c/org/futo/inputmethod/latin/settings/SettingsValues.java

java/src/org/futo/inputmethod/v2keyboard/Keyboard.kt

.../src/org/futo/inputmethod/v2keyboard/KeyboardLayoutSet.kt

...g/futo/inputmethod/v2keyboard/KeyboardSizingCalculator.kt

java/src/org/futo/inputmethod/v2keyboard/TemplateKeys.kt