Fix issue in egl.pc.in versioning introduced by aca27dedbfca5be0170a81338b7b38598106c629

Signed-off-by: Marko Saukko <marko.saukko@jollamobile.com>
Merge pull request #134 from saukko/master

Fix issue in egl.pc.in versioning introduced by aca27dedbfca5be0170a8133...