CMake, no pkg-config: Also support finding ncursesw

Like the commit to support ncursesW using pkg-config, this commit
extends that to the non-pkg-config scenario.

cmake/FindCURSES.cmake

@@ -62,7 +62,7 @@ if(NCURSES_NOT_FOUND EQUAL -1)
         set(CURSES_LIBRARY ${PC_NCurses_LINK_LIBRARIES})
     else()
         find_library(CURSES_LIBRARY
-            NAMES ncurses
+            NAMES ncurses ncursesw
             PATHS ${PC_NCurses_LIBRARY_DIRS}
         )
     endif()