jump_label/static_call: Add MAINTAINERS

These files don't appear to have a MAINTAINERS entry and as such
patches miss being seen by people who know this code.

Signed-off-by: Peter Zijlstra (Intel) <[e-mail]>
Acked-by: Steven Rostedt (VMware) <[e-mail]>
Acked-by: Ard Biesheuvel <[e-mail]>
Acked-by: Josh Poimboeuf <[e-mail]>
Acked-by: Jason Baron <[e-mail]>
Link: https://lkml.kernel.org/r/[e-mail]

MAINTAINERS

···
 S:	Odd Fixes
 F:	drivers/net/ethernet/adaptec/starfire*
 
+STATIC BRANCH/CALL
+M:	Peter Zijlstra <[e-mail]>
+M:	Josh Poimboeuf <[e-mail]>
+M:	Jason Baron <[e-mail]>
+R:	Steven Rostedt <[e-mail]>
+R:	Ard Biesheuvel <[e-mail]>
+S:	Supported
+F:	arch/*/include/asm/jump_label*.h
+F:	arch/*/include/asm/static_call*.h
+F:	arch/*/kernel/jump_label.c
+F:	arch/*/kernel/static_call.c
+F:	include/linux/jump_label*.h
+F:	include/linux/static_call*.h
+F:	kernel/jump_label.c
+F:	kernel/static_call.c
+
 STEC S1220 SKD DRIVER
 M:	Damien Le Moal <[e-mail]>
 L:	[e-mail]