Squiz/ForLoopDeclaration: rename test case file

... in anticipation of adding addition test case files.

Author: jrfnl

src/Standards/Squiz/Tests/ControlStructures/ForLoopDeclarationUnitTest.inc renamed to src/Standards/Squiz/Tests/ControlStructures/ForLoopDeclarationUnitTest.1.inc

@@ -33,7 +33,7 @@ final class ForLoopDeclarationUnitTest extends AbstractSniffUnitTest
     public function getErrorList($testFile='')
     {
         switch ($testFile) {
-        case 'ForLoopDeclarationUnitTest.inc':
+        case 'ForLoopDeclarationUnitTest.1.inc':
             return [
                 8   => 2,
                 11  => 2,
@@ -121,7 +121,7 @@ public function getErrorList($testFile='')
     public function getWarningList($testFile='')
     {
         switch ($testFile) {
-        case 'ForLoopDeclarationUnitTest.inc':
+        case 'ForLoopDeclarationUnitTest.1.inc':
             return [129 => 1];
 
         case 'ForLoopDeclarationUnitTest.js':