[rakudo] implement Str.rindex, bacek++. Closes RT #58308 Patch courtesy by Vasily Chekalkin <bacek at bacek.com>
[rakudo] implement Str.rindex, bacek++. Closes RT #58308
Patch courtesy by Vasily Chekalkin <bacek at bacek.com>


git-svn-id: ebc29296f9ec9cd27706eb0497c26fede0e190b2@30856 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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