ieframe/tests: Skip when IWebBrowser2 interface is not available

[André Hentschel]

Better than crashing:
https://test.winehq.org/data/0eec97e29bed40ea0770e06714eecf11eff43282/linux_cw-gtx560-wow64/ieframe:ie.html
---
 dlls/ieframe/tests/ie.c | 8 ++++++++
 1 file changed, 8 insertions(+)


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