MAINTAINERS: Add static_call_inline.c to STATIC BRANCH/CALL

Commit 8fd4ddda ("static_call: Don't make __static_call_return0
static") split static_call.c and created static_call_inline.c. This was
not reflected in MAINTAINERS.

Fix it by changing the MAINTAINERS line to be a glob: static_call*.c.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20250109114703.426577-1-jirislaby@kernel.org