[Bouffalolab] CFG_COMPONENT_BLOG_ENABLE is not defined but tested as an integer

[bzbarsky-apple]

Reproduction steps

See https://github.com/project-chip/connectedhomeip/actions/runs/6419947076/job/17430924667?pr=29582

INFO    In file included from ../../examples/lighting-app/bouffalolab/bl602/third_party/connectedhomeip/third_party/bouffalolab/repo/components/fs/vfs/device/vfs_uart.c:16:
INFO    ../../examples/lighting-app/bouffalolab/bl602/third_party/connectedhomeip/third_party/bouffalolab/repo/components/stage/blog/blog.h:49:6: error: "CFG_COMPONENT_BLOG_ENABLE" is not defined, evaluates to 0 [-Werror=undef]
INFO       49 | #if (CFG_COMPONENT_BLOG_ENABLE == 1)
INFO          |      ^~~~~~~~~~~~~~~~~~~~~~~~~

It's not clear to me whether this should be including some config header that would define it, or testing via #ifdef instead.

@wy-hh

Platform

other

Platform Version(s)

No response

Type

CI tested

(Optional) If manually tested please explain why this is only manually tested

No response

Anything else?

No response