package/stress-ng: Fix author email in 0003-test-test-bsd-wchar-...patch

Author's and sign-off's emails differs, so fix the author's one which
is not valid anymore.

Signed-off-by: Vadim Kochan <vadim4j@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/stress-ng/0003-test-test-bsd-wchar-Explicitly-include-stdio.h.patch

@@ -1,5 +1,5 @@
 From 291070801245da26e4841c321910b55016ca23c0 Mon Sep 17 00:00:00 2001
-From: Vadim Kochan <vadim.kochan@petcube.com>
+From: Vadim Kochan <vadim4j@gmail.com>
 Date: Tue, 1 Jan 2019 17:24:54 +0200
 Subject: [PATCH] test/test-bsd-wchar: Explicitly include stdio.h