cmake: Fix FTBFS due to new DSO linkage style

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit dec7a6f3e6)

libksirtet/base/CMakeLists.txt

@@ -20,4 +20,5 @@ link_directories(
 tde_add_library( ksirtetbase STATIC_PIC AUTOMOC
   SOURCES kzoommainwindow.cpp main.cpp field.cpp piece.cpp highscores.cpp
     factory.cpp gtetris.cpp board.cpp settings.cpp inter.cpp baseprefs.kcfgc
+  LINK tdeio-shared
 )