Apply suggestions from code review

Co-authored-by: Alexander Ebert <ebert@woltlab.com>

Author: BurntimeX

wcfsetup/install/files/lib/acp/form/AbstractFormOptionAddForm.class.php

@@ -114,7 +114,7 @@ protected function getOptionTypeFormField(): SelectFormField
     {
         return SelectFormField::create('optionType')
             ->label('wcf.form.option.optionType')
-            ->immutable($this->formAction != 'create')
+            ->immutable($this->formAction !== 'create')
             ->options(FormOptionHandler::getInstance()->getSortedOptionTypes())
             ->required();
     }

wcfsetup/install/files/lib/system/form/option/formatter/CurrencyFormatter.class.php

@@ -18,7 +18,7 @@ class CurrencyFormatter implements IFormOptionFormatter
     #[\Override]
     public function format(string $value, int $languageID, array $configurationData): string
     {
-        $showDecimals = $value % 100 != 0;
+        $showDecimals = $value % 100 !== 0;
         $value /= 100;
         $language = LanguageFactory::getInstance()->getLanguage($languageID);
         $suffix = '';