perf test: Remove dangling CFLAGS for removed attr.o object

Since the C test wrapper for attr.py was removed we don't have an attr.o
object for that CFLAGS_attr.o to apply for, remove it.

Fixes: 3a447031f5fc21c4 ("perf test: Remove C test wrapper for attr.py")
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Reviewed-by: Ian Rogers <[email protected]>
Cc: Athira Rajeev <[email protected]>
Cc: Howard Chu <[email protected]>
Cc: James Clark <[email protected]>
Cc: Leo Yan <[email protected]>
Cc: Stephen Rothwell <[email protected]>
Cc: Thomas Richter <[email protected]>
Cc: Veronika Molnarova <[email protected]>
Cc: Weilin Wang <[email protected]>
Cc: Ze Gao <[email protected]>
Cc: zhaimingbing <[email protected]>
Link: https://lore.kernel.org/r/ZyjbksKYnV22zmz-@x1
Signed-off-by: Namhyung Kim <[email protected]>

0 files changed, 0 insertions, 0 deletions