Remove old tests that have been migrated to the v8 repo.

LayoutTests/fast/regex/repeat-match-waldemar-expected.txt

-Some test cases identified by Waldemar Horwat in response to this bug: https://bugs.webkit.org/show_bug.cgi?id=48101
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-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
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-PASS /(?:a*?){2,}/.exec("aa") is ["aa"]
-PASS /(?:a*?){2,}/.exec("a") is ["a"]
-PASS /(?:a*?){2,}/.exec("") is [""]
-PASS /(?:a*?)/.exec("aa") is [""]
-PASS /(?:a*?)/.exec("a") is [""]
-PASS /(?:a*?)/.exec("") is [""]
-PASS /(?:a*?)(?:a*?)(?:a*?)/.exec("aa") is [""]
-PASS /(?:a*?)(?:a*?)(?:a*?)/.exec("a") is [""]
-PASS /(?:a*?)(?:a*?)(?:a*?)/.exec("") is [""]
-PASS /(?:a*?){2}/.exec("aa") is [""]
-PASS /(?:a*?){2}/.exec("a") is [""]
-PASS /(?:a*?){2}/.exec("") is [""]
-PASS /(?:a*?){2,3}/.exec("aa") is ["a"]
-PASS /(?:a*?){2,3}/.exec("a") is ["a"]
-PASS /(?:a*?){2,3}/.exec("") is [""]
-PASS /(?:a*?)?/.exec("aa") is ["a"]
-PASS /(?:a*?)?/.exec("a") is ["a"]
-PASS /(?:a*?)?/.exec("") is [""]
-PASS /(?:a*?)*/.exec("aa") is ["aa"]
-PASS /(?:a*?)*/.exec("a") is ["a"]
-PASS /(?:a*?)*/.exec("") is [""]
-PASS successfullyParsed is true
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-TEST COMPLETE
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