Generic/EmptyPHPStatement: minor tweaks to test case file

* Updated tests to have more examples with more than one superfluous semicolon.
* Minor test comment punctuation tweaks.

src/Standards/Generic/Tests/CodeAnalysis/EmptyPHPStatementUnitTest.1.inc

@@ -19,7 +19,7 @@ function_call();
 
 ?>
 <input name="<?php ; something_else(); ?>" />
-<input name="<?php something_else(); ; ?>" />
+<input name="<?php something_else(); ; ; ?>" />
 
 /*
  * Test empty statement: no code between PHP open and close tag.
@@ -42,7 +42,7 @@ function_call();
 -->
 <?php ; ?>
 
-<input name="<?php ; ?>" /> <!-- Bad. -->
+<input name="<?php ;; ?>" /> <!-- Bad. -->
 
 <!-- Tests with short open echo tag. -->
 <input name="<?= 'some text' ?>" /> <!-- OK. -->
@@ -53,7 +53,7 @@ function_call();
 // Guard against false positives for two consecutive semicolons in a for statement.
 for ( $i = 0; ; $i++ ) {}
 
-// Test for useless semicolons
+// Test for useless semicolons.
 for ( $i = 0; ; $i++ ) {};
 
 if (true) {};
@@ -80,7 +80,7 @@ if ($foo) {
 ;
 }
 
-// Do not remove semicolon after match
+// Do not remove semicolon after match.
 $c = match ($a) {
     1 => true,
 };

src/Standards/Generic/Tests/CodeAnalysis/EmptyPHPStatementUnitTest.1.inc.fixed

@@ -48,7 +48,7 @@ function_call();
 // Guard against false positives for two consecutive semicolons in a for statement.
 for ( $i = 0; ; $i++ ) {}
 
-// Test for useless semicolons
+// Test for useless semicolons.
 for ( $i = 0; ; $i++ ) {}
 
 if (true) {}
@@ -74,7 +74,7 @@ echo $a{0};
 if ($foo) {
 }
 
-// Do not remove semicolon after match
+// Do not remove semicolon after match.
 $c = match ($a) {
     1 => true,
 };

src/Standards/Generic/Tests/CodeAnalysis/EmptyPHPStatementUnitTest.php

@@ -76,11 +76,11 @@ public function getWarningList($testFile='')
                 15 => 1,
                 18 => 1,
                 21 => 1,
-                22 => 1,
+                22 => 2,
                 31 => 1,
                 33 => 1,
                 43 => 1,
-                45 => 1,
+                45 => 2,
                 49 => 1,
                 50 => 1,
                 57 => 1,