Improve test per review suggestion

Author: fredden

src/Standards/Squiz/Tests/Functions/FunctionDeclarationArgumentSpacingUnitTest.inc

@@ -110,6 +110,6 @@ $a = function ($var1, $var2=false) use (
 
 fn ($a,$b = null) => $a($b);
 
-public function newlineAfterType(int
-$number)
-{}
+function multipleWhitespaceTokensAfterType(int
+
+    $number) {}

src/Standards/Squiz/Tests/Functions/FunctionDeclarationArgumentSpacingUnitTest.inc.fixed

@@ -110,5 +110,4 @@ $a = function ($var1, $var2=false) use (
 
 fn ($a, $b=null) => $a($b);
 
-public function newlineAfterType(int $number)
-{}
+function multipleWhitespaceTokensAfterType(int $number) {}