Automate language translations processing and use new JSONs for templating

[FedericoDM]

Describe Your Changes

• Created a python script that automatically creates the JSON from an Excel file
• New JSONs are used in the required templates

Non-Obvious Technical Information

• The Excel's file name is hard coded on the utils/constants.py script.

Checklist Before Requesting a Review

• The code runs successfully.

root@LAPTOP-RMMEN33V:/mnt/c/Users/fdmol/Desktop/Prijateli-project/PrijateliTree# make process_translations
python3 ./prijateli_tree/app/utils/process_translations.py

Some of the templates look like this:

Start of game:

First round:

Second round:

Waiting:

End of game:

End of session:

Thank you screen:

[anisfeld]

Looks good! Thanks!