src/device/dram/Makefile.inc: specify one file per line

A trivial follow-up on CB:67060.  This makes contents of the file look a
bit less regular, but more like the rest Makefile.inc in the code base.

Change-Id: I772d37825e4b59cf927637dc39bfb3ee06115860
Signed-off-by: Sergii Dmytruk <sergii.dmytruk@3mdeb.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/77533
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions