[intl] Fix NumberFormat options handling spec compliance issues

test/test262/test262.status

 # Copyright 2011 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
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@@ skipping 518 matching lines @@
   'intl402/Collator/prototype/10.3_a': [FAIL],
   'intl402/DateTimeFormat/12.1.2': [PASS, FAIL],
   'intl402/DateTimeFormat/12.2.3_b': [FAIL],
   'intl402/DateTimeFormat/prototype/12.3_a': [FAIL],
   'intl402/Number/prototype/toLocaleString/13.2.1_5': [PASS, FAIL],
   'intl402/NumberFormat/11.1.1_20_c': [FAIL],
   'intl402/NumberFormat/11.1.2': [PASS, FAIL],
   'intl402/NumberFormat/11.2.3_b': [FAIL],
   'intl402/NumberFormat/prototype/11.3_a': [FAIL],
   'intl402/String/prototype/localeCompare/13.1.1_7': [PASS, FAIL],
-  'intl402/NumberFormat/default-currency-maximum-fraction-digits': [PASS, FAIL],
-  'intl402/NumberFormat/fraction-digit-options-read-once': [PASS, FAIL],
 
   ##################### DELIBERATE INCOMPATIBILITIES #####################
 
   # https://code.google.com/p/v8/issues/detail?id=4693
   'language/block-scope/syntax/redeclaration-in-block/attempt-to-redeclare-function-declaration-with-function-declaration': [PASS, FAIL_SLOPPY],
 
   # https://bugs.chromium.org/p/v8/issues/detail?id=4953
   'built-ins/TypedArray/prototype/subarray/speciesctor-get-ctor': [FAIL],
   'built-ins/TypedArray/prototype/subarray/speciesctor-get-ctor-abrupt': [FAIL],
   'built-ins/TypedArray/prototype/subarray/speciesctor-get-ctor-inherited': [FAIL],
@@ skipping 141 matching lines @@
 
 ['variant == asm_wasm', {
   '*': [SKIP],
 }],  # variant == asm_wasm
 
 ['variant == wasm_traps', {
   '*': [SKIP],
 }],  # variant == wasm_traps
 
 ]