bpf_progs: explicitly set btf to false on offload.o & test.o

These need to have no btf information to not fail loading on S.

(this is currently a no-op, as 'false' is the default,
 this may change in the future)

Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I4117b7154583a9657387d495f8c19672f807e176
1 file changed