perf: fix python-audit RDEPENDS

When doing the perf python3 conversion, the audit-python RDEPENDS
was caught up in the regex replacement and was incorrectly changed.

The audit recipe continues to produce a package called audit-python
and it is that package we should have as a RDEPENDS.

Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>