[rekonq] Build issue with cmake 2.6

[Yoann Laissus]

Hi Andrea

With the recent workaround for flash 10.1, rekonq doesn't compile
anymore with cmake 2.6.x
Indeed, the FindGTK2.cmake file doesn't exist with the 2.6 version.

Here is a build log with Kubuntu karmic which uses cmake 2.6 :
http://launchpadlibrarian.net/50984177/buildlog_ubuntu-karmic-i386.rekonq_0.4.95%2Bgit2010062713-1~karmic~ppa1_FAILEDTOBUILD.txt.gz

Regards.

Yoann Laissus