Squiz/ControlSignature: move parse error to its own file

Author: biinari

src/Standards/Squiz/Tests/ControlStructures/ControlSignatureUnitTest.1.inc

@@ -318,7 +318,3 @@ endif;
 
 // Reset property.
 // phpcs:set Squiz.ControlStructures.ControlSignature requiredSpacesBeforeColon 1
-
-// Intentional parse error. This should be the last test in the file.
-foreach
-   // Some unrelated comment.

src/Standards/Squiz/Tests/ControlStructures/ControlSignatureUnitTest.1.inc.fixed

@@ -322,7 +322,3 @@ endif;
 
 // Reset property.
 // phpcs:set Squiz.ControlStructures.ControlSignature requiredSpacesBeforeColon 1
-
-// Intentional parse error. This should be the last test in the file.
-foreach
-   // Some unrelated comment.

src/Standards/Squiz/Tests/ControlStructures/ControlSignatureUnitTest.2.inc

@@ -0,0 +1,5 @@
+<?php
+
+// Intentional parse error. Live coding resilience.
+foreach
+   // Some unrelated comment.