MAINTAINERS: delete email for Shiraz Hashim

The email address bounced. I couldn't find a newer one in recent git
history (last activity 9 years ago), so delete this email entry.

Signed-off-by: Wolfram Sang <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnd Bergmann <[email protected]>

Author: Wolfram Sang

MAINTAINERS

@@ -22826,7 +22826,6 @@ F:	drivers/accessibility/speakup/
 
 SPEAR PLATFORM/CLOCK/PINCTRL SUPPORT
 M:	Viresh Kumar <[email protected]>
-M:	Shiraz Hashim <[email protected]>
 L:	[email protected] (moderated for non-subscribers)
 L:	[email protected]
 S:	Maintained