Make sure all lines are terminated by LF

Author: mvorisek

src/CliHighlighter.php

@@ -6,8 +6,6 @@
 
 use function sprintf;
 
-use const PHP_EOL;
-
 final class CliHighlighter implements Highlighter
 {
     public const HIGHLIGHT_FUNCTIONS = 'functions';
@@ -59,7 +57,7 @@ public function highlightError(string $value): string
     {
         return sprintf(
             '%s%s%s%s',
-            PHP_EOL,
+            "\n",
             $this->escapeSequences[self::HIGHLIGHT_ERROR],
             $value,
             "\x1b[0m",

src/HtmlHighlighter.php

@@ -10,7 +10,6 @@
 
 use const ENT_COMPAT;
 use const ENT_IGNORE;
-use const PHP_EOL;
 
 final class HtmlHighlighter implements Highlighter
 {
@@ -70,7 +69,7 @@ public function highlightError(string $value): string
     {
         return sprintf(
             '%s<span %s>%s</span>',
-            PHP_EOL,
+            "\n",
             $this->htmlAttributes[self::HIGHLIGHT_ERROR],
             $value,
         );