fs: correct param names in JSDoc comments

PR-URL: nodejs#41237
Reviewed-By: Mohammed Keyvanzadeh <mohammadkeyvanzade94@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

Author: Trott

lib/fs.js

@@ -2540,7 +2540,7 @@ function realpathSync(p, options) {
 
 /**
  * Returns the resolved pathname.
- * @param {string | Buffer | URL} p
+ * @param {string | Buffer | URL} path
  * @param {string | { encoding?: string; }} [options]
  * @returns {string | Buffer}
  */
@@ -2694,7 +2694,7 @@ function realpath(p, options, callback) {
 /**
  * Asynchronously computes the canonical pathname by
  * resolving `.`, `..` and symbolic links.
- * @param {string | Buffer | URL} p
+ * @param {string | Buffer | URL} path
  * @param {string | { encoding?: string; }} [options]
  * @param {(
  *   err?: Error,