feat: created a number input component (base and formik)

fix: replace numeric TextInput fields on the Cashout, Commissions,
Cashboxes, Notifications, Operator Info and Terms & Conditions pages

fix: change the way the number format is defined on the component

fix: parameterize the number of decimal places in the in the number
input and set it's value for the current number inputs on the admin

new-lamassu-admin/src/components/inputs/formik/index.js

@@ -1,7 +1,15 @@
 import Autocomplete from './Autocomplete'
 import Checkbox from './Checkbox'
+import NumberInput from './NumberInput'
 import RadioGroup from './RadioGroup'
 import SecretInput from './SecretInput'
 import TextInput from './TextInput'
 
-export { Autocomplete, Checkbox, TextInput, SecretInput, RadioGroup }
+export {
+  Autocomplete,
+  Checkbox,
+  TextInput,
+  NumberInput,
+  SecretInput,
+  RadioGroup
+}