Fix swift example

Author: abnegate

templates/swift/docs/example.md.twig

@@ -17,7 +17,7 @@ let client = Client()
 
 let {{ service.name | caseCamel }} = {{ service.name | caseUcfirst }}(client{% if service.globalParams | length %}{% for parameter in service.globalParams %}, {{ parameter | paramExample }}{% endfor %}{% endif %})
 
-let {% if method.type == 'webAuth' %}success{% elseif method.type == 'location' %}bytes{% elseif method.responseModel | length == 0 %}result{% else %}{{ method.responseModel | caseCamel | escapeSwiftKeyword }}{% endif %} = try await {{ service.name | caseCamel }}.{{ method.name | caseCamel }}({% if method.parameters.all | filter((param) => param.required) | length == 0 %}){{ '\n' }}{% endif %}
+let {% if method.type == 'webAuth' %}success{% elseif method.type == 'location' %}bytes{% elseif method.responseModel | length == 0 %}result{% else %}{{ method.responseModel | caseCamel | escapeSwiftKeyword }}{% endif %} = try await {{ service.name | caseCamel }}.{{ method.name | caseCamel }}({% if method.parameters.all | length == 0 %}){{ '\n' }}{% endif %}
 
     {%~ for parameter in method.parameters.all %}
     {{ parameter.name }}: {% if parameter.enumValues | length > 0 %}.{{ (parameter.enumKeys[0] ?? parameter.enumValues[0]) | caseEnumKey }}{% else %}{{ parameter | paramExample }}{% endif %}{% if not loop.last %},{% endif %}{% if not parameter.required %} // optional{% endif %}