Turkish translations update from Çağrı Doğan.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74784 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Tamil translations update from Dinakar T.D.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74785 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Fix another crash when conversion fails in Unix PostScript code.

Returning 0 length from GetTextExtent() is hardly ideal but it's better than
crashing.

Closes #15489.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74786 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775