Editorial: Simplify PR925 (#931)

There are no reason we need to put the "Let _currency_ be _numberFormat_.[[Currency]]." line in a separate if block. Move that down

Author: FrankYFTang

spec/numberformat.html

@@ -33,11 +33,10 @@ <h1>Intl.NumberFormat ( [ _locales_ [ , _options_ ] ] )</h1>
         1. Set _numberFormat_.[[NumberingSystem]] to _r_.[[nu]].
         1. Perform ? SetNumberFormatUnitOptions(_numberFormat_, _options_).
         1. Let _style_ be _numberFormat_.[[Style]].
-        1. If _style_ is *"currency"*, then
-          1. Let _currency_ be _numberFormat_.[[Currency]].
         1. Let _notation_ be ? GetOption(_options_, *"notation"*, ~string~, « *"standard"*, *"scientific"*, *"engineering"*, *"compact"* », *"standard"*).
         1. Set _numberFormat_.[[Notation]] to _notation_.
         1. If _style_ is *"currency"* and *"notation"* is *"standard"*, then
+          1. Let _currency_ be _numberFormat_.[[Currency]].
           1. Let _cDigits_ be CurrencyDigits(_currency_).
           1. Let _mnfdDefault_ be _cDigits_.
           1. Let _mxfdDefault_ be _cDigits_.