test: yet another fix for ASan detection
This time for ppc64le:
```
100737c4: 5d 55 f9 4b bl
10008d20 <
00000024.plt_call.__asan_report_load8>
100737f4: 4d 55 f9 4b bl
10008d40 <
00000024.plt_call.__asan_handle_no_return>
10073884: 5d 50 f9 4b bl
100088e0 <
00000024.plt_call.__asan_init>
1007388c: 75 54 f9 4b bl
10008d00 <
00000024.plt_call.__asan_version_mismatch_check_v8>
100738a0: 41 36 f9 4b bl
10006ee0 <
00000024.plt_call.__asan_register_globals>
100738f0: 71 4c f9 4b bl
10008560 <
00000024.plt_call.__asan_unregister_globals>
```