fbreader: add sqlite3 dependency

* fails to build without:
  | Compiling SQLiteCommand.o ...Compiling SQLiteConnection.o ...Compiling
  SQLiteDataBase.o ...Compiling SQLiteDataReader.o ...Compiling
  SQLiteFactory.o ...In file included from SQLiteDataReader.h:26:0,
  |                  from SQLiteDataReader.cpp:20:
  | SQLiteCommand.h:24:21: fatal error: sqlite3.h: No such file or directory

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>