Change in coreboot[master]: src: Add missing <cbmem.h>

[HAOUAS Elyes (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Marshall Dawson, Aaron Durbin, Felix Held.
HAOUAS Elyes has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/50379 )

Change subject: src: Add missing <cbmem.h>
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Patch Set 1:

(3 comments)

File src/include/imd_private.h:

https://review.coreboot.org/c/coreboot/+/50379/comment/1000f27a_4bf664c9 
PS1, Line 34: CBMEM_ID_IMD_SMALL
needs <commonlib/cbmem_id.h> through <cbmem.h>

File src/security/vboot/vboot_loader.c:

https://review.coreboot.org/c/coreboot/+/50379/comment/af1868e7_89360f3f 
PS1, Line 95: CBMEM_ID_CBFS_RW_MCACHE
needs <commonlib/cbmem_id.h> through <cbmem.h>

File src/soc/amd/common/block/pi/refcode_loader.c:

https://review.coreboot.org/c/coreboot/+/50379/comment/a648b4bc_4b45001b 
PS1, Line 47: CBMEM_ID_REFCODE
needs <commonlib/cbmem_id.h> through <cbmem.h>