efi_loader: move load options to new module

Move all load options related functions to a new module. So that they can
be compiled independently.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/lib/efi_loader/Makefile b/lib/efi_loader/Makefile
index 412fa88..0216eb8 100644
--- a/lib/efi_loader/Makefile
+++ b/lib/efi_loader/Makefile
@@ -35,6 +35,7 @@
 obj-y += efi_file.o
 obj-$(CONFIG_EFI_LOADER_HII) += efi_hii.o
 obj-y += efi_image_loader.o
+obj-y += efi_load_options.o
 obj-y += efi_memory.o
 obj-y += efi_root_node.o
 obj-y += efi_runtime.o