chore: fix JavaScript lint errors (issue #6943)

Author: zhanggy

lib/node_modules/@stdlib/_tools/lint/header-filenames/lib/sync.js

@@ -43,7 +43,7 @@ var IGNORE = require( './ignore_patterns.json' );
 *
 * @example
 * var errs = lint();
-* // returns [...]
+* // returns []
 */
 function lint( options ) {
 	var pattern;

lib/node_modules/@stdlib/ndarray/base/fill/lib/main.js

@@ -89,7 +89,7 @@ function fill( x, value ) {
 	v = broadcastScalar( value, dt, getShape( x ), getOrder( x ) );
 
 	// Assign the fill value to each element of the input ndarray:
-	assign( [ v, x ] ); // TODO: consider replacing with ndarray/base/assign-scalar in order to avoid zero-dimensional ndarray creation and subsequent broadcasting
+	assign( [ v, x ] );
 }