Czech translation for KFingerManager

KFingerManager build system is now (since git commit 42d46d2c7be5a1fd17b228256b4cbc6dbd9e306b) able to compile and install translations files for KFingerManager. Filename should be kcmkfingermanager_XX.po, where XX is language code. For example kcmkfingermanager_cs.po.