vsoc_x86_64 also has "overriding commands" warnings on master

In particular, the iot makefiles have some issues with duplicate rules
to install fonts that I'm still trying to fix.

Bug: 77611511
Test: try building cf_x86_64_iot-eng with the default changed to error
Change-Id: I7911c9212b5b8fb471ce50afde8f5fdf615720e5
(cherry picked from commit 89a6c05acf93fbdeeaa42c7733c6f3c88a69f979)
1 file changed