Apply suggestions from code review

Co-authored-by: Juliette <663378+jrfnl@users.noreply.github.com>

Author: rodrigoprimo

src/Standards/Squiz/Tests/Commenting/PostStatementCommentUnitTest.inc

@@ -53,12 +53,12 @@ $match = match($foo // comment
     1 => 1, // comment
 };
 
-// Comments recognized as annotations by PHPCS.
+// Issue #560: Annotations should be reported separately and be non-auto-fixable as their meaning may change when moved.
 $a = 1; //@codeCoverageIgnore
 $b = 2; // @phpstan-ignore variable.undefined
 $c = 3; //  @phpstan-ignore variable.undefined
 $d = 4; //	@tabInsteadOfSpace
 
-// Comments that include `@`, but are not recognized as annotations by PHPCS.
+// Comments that include `@`, but are not recognized as annotations by this sniff.
 $a = 1; // @ = add tag.
 $b = 2; // Some comment. // @username

src/Standards/Squiz/Tests/Commenting/PostStatementCommentUnitTest.inc.fixed

@@ -58,13 +58,13 @@ $match = match($foo // comment
 // comment
 };
 
-// Comments recognized as annotations by PHPCS.
+// Issue #560: Annotations should be reported separately and be non-auto-fixable as their meaning may change when moved.
 $a = 1; //@codeCoverageIgnore
 $b = 2; // @phpstan-ignore variable.undefined
 $c = 3; //  @phpstan-ignore variable.undefined
 $d = 4; //	@tabInsteadOfSpace
 
-// Comments that include `@`, but are not recognized as annotations by PHPCS.
+// Comments that include `@`, but are not recognized as annotations by this sniff.
 $a = 1; 
 // @ = add tag.
 $b = 2;