Add completion for build constraints TODO

TODO.md

@@ -1,5 +1,5 @@
 # Todo
 
 - [ ] Add manual build steps to README.md
-- [ ] Add OBS constraints file
-    - [ ] Set constraints for all the same as the overwrite for x86_64
+- [x] Add OBS constraints file
+    - [x] Set constraints for all the same as the overwrite for x86_64