codinguser#876 - Use updateAmountEditText(...) to factorize code

Author: JeanGarf

app/src/main/java/org/gnucash/android/ui/transaction/TransactionFormFragment.java

@@ -469,10 +469,9 @@ public void onItemClick(AdapterView<?> adapterView,
                     if (!amountEntered) {
                         // user already entered an amount
 
-                        // TODO TW C 2020-05-23 : Il faudrait homogénéïser en appelant updateAmountEditText ?
-                        mAmountEditText.setValue(splitList.get(0)
-                                                          .getValue()
-                                                          .asBigDecimal());
+                        final Money firstSplitAmount = splitList.get(0)
+                                                                .getValue();
+                        updateAmountEditText(firstSplitAmount);
                     }
 
                 } else {