MAINTAINERS: assign include/log.h

include/log.h belongs to LOGGING.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 874cf2c..2625fc6 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -758,6 +758,7 @@
 F:	common/log*
 F:	cmd/log.c
 F:	doc/develop/logging.rst
+F:	include/log.h
 F:	lib/getopt.c
 F:	test/log/
 F:	test/py/tests/test_log.py