[skip ci] Update TODO

Author: renatocf

TODO

@@ -125,6 +125,7 @@
     [X] Add Makeball for MPFR (multiple precision float) library.
     [X] Add Makeball for Sistmo PRNG (parallel RNG) Engine library.
     [X] Add Makeball for ChaiScript embedded scripting language.
+    [X] Add Makeball for SFML (Simple and Fast Multimedia Library).
     [ ] Add Makeball for wxWidgets GUI library
     [ ] Add Makeball for GTK+ GUI library
     [ ] Add Makeball for QT GUI library