eficonfig: increase the number of menu entries

Current eficonfig has the maximum number of menu entries and
it is 99. If there are more EFI load options and files in the
system, eficonfig can not handle it.

This commit increases this maximum number of menu entries
to INT_MAX.

Signed-off-by: Masahisa Kojima <masahisa.kojima@linaro.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/include/efi_config.h b/include/efi_config.h
index 6a104e4..e5edbb5 100644
--- a/include/efi_config.h
+++ b/include/efi_config.h
@@ -11,7 +11,7 @@
 #include <efi_loader.h>
 #include <menu.h>
 
-#define EFICONFIG_ENTRY_NUM_MAX 99
+#define EFICONFIG_ENTRY_NUM_MAX INT_MAX
 #define EFICONFIG_VOLUME_PATH_MAX 512
 #define EFICONFIG_FILE_PATH_MAX 512
 #define EFICONFIG_FILE_PATH_BUF_SIZE (EFICONFIG_FILE_PATH_MAX * sizeof(u16))