Remove incorrect sourceMap link in concatenated JS output

common/framework/Formatter.php

@@ -516,6 +516,7 @@ class Formatter
 
 			// Clean the content.
 			$content = utf8_clean(file_get_contents($filename));
+			$content = preg_replace('!(\n)//# (sourceMappingURL=\S+)!', '$1/* $2 */', $content);
 
 			// Append to the result string.
 			$original_filename = starts_with(\RX_BASEDIR, $filename) ? substr($filename, strlen(\RX_BASEDIR)) : $filename;

tests/_data/formatter/concat.source1.js

@@ -4,3 +4,4 @@
 		$(this).attr("bar", "baz");
 	});
 })(jQuery);
+//# sourceMappingURL=concat.source1.js.map

tests/_data/formatter/concat.target1.js

@@ -5,7 +5,8 @@
 		event.preventDefault();
 		$(this).attr("bar", "baz");
 	});
-})(jQuery);;
+})(jQuery);
+/* sourceMappingURL=concat.source1.js.map */;
 
 /* Original file: tests/_data/formatter/concat.source2.js */
 

tests/_data/formatter/concat.target2.js

@@ -5,7 +5,8 @@
 		event.preventDefault();
 		$(this).attr("bar", "baz");
 	});
-})(jQuery);;
+})(jQuery);
+/* sourceMappingURL=concat.source1.js.map */;
 
 /* Original file: tests/_data/formatter/concat.source2.js */