MAINTAINERS: Update Intel In Field Scan(IFS) entry

Ashok is no longer with Intel and his e-mail address will start bouncing
soon.  Update his email address to the new one he provided to ensure
correct contact details in the MAINTAINERS file.

Signed-off-by: Jithu Joseph <jithu.joseph@intel.com>
Link: https://lore.kernel.org/r/20241001170808.203970-1-jithu.joseph@intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

Author: jithu83

MAINTAINERS

@@ -11496,7 +11496,7 @@ F:	include/uapi/linux/idxd.h
 
 INTEL IN FIELD SCAN (IFS) DEVICE
 M:	Jithu Joseph <jithu.joseph@intel.com>
-R:	Ashok Raj <ashok.raj@intel.com>
+R:	Ashok Raj <ashok.raj.linux@gmail.com>
 R:	Tony Luck <tony.luck@intel.com>
 S:	Maintained
 F:	drivers/platform/x86/intel/ifs