efi_loader: EFI_UNICODE_COLLATION_PROTOCOL

The patch implements the EFI_UNICODE_COLLATION_PROTOCOL.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/MAINTAINERS b/MAINTAINERS
index 1fa45b1..ea21d59 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -384,6 +384,8 @@
 F:	doc/README.iscsi
 F:	Documentation/efi.rst
 F:	include/capitalization.h
+F:	include/cp1250.h
+F:	include/cp437.h
 F:	include/efi*
 F:	include/pe.h
 F:	include/asm-generic/pe.h