perf/x86/intel: Make dev_attr_allow_tsx_force_abort static

perf/x86/intel: Make dev_attr_allow_tsx_force_abort static

Fixes: 400816f60c54 ("perf/x86/intel: Implement support for TSX Force Abort")
Signed-off-by: kbuild test robot <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Cc: "Peter Zijlstra (Intel)" <[email protected]>
Cc: [email protected]
Cc: Borislav Petkov <[email protected]>
Cc: "H. Peter Anvin" <[email protected]>
Cc: Kan Liang <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: [email protected]
Link: https://lkml.kernel.org/r/20190313184243.GA10820@lkp-sb-ep06