README: Update email address for Bruce

(From meta-yocto rev: 6ed7cd279fdf51dd22edbd923e7456e0afff0918)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta-yocto-bsp/README.hardware.md

@@ -40,7 +40,7 @@ Reference Board Maintenance
 Send pull requests, patches, comments or questions about meta-yocto-bsps to poky@lists.yoctoproject.org
 
 Maintainers: Kevin Hao <kexin.hao@windriver.com>
-             Bruce Ashfield <bruce.ashfield@windriver.com>
+             Bruce Ashfield <bruce.ashfield@gmail.com>
 
 Consumer Devices
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