Obviously it's ultimately your decision, and one does see crowdsourced translations in FOSS software more
The fact Python and especially Ren'Py are free to use, open source, and allow their commercial use without even so much as a royalty, with theor developers being faceless and unappreciated by most, makes their use an extreme form of unpaid work, versus people who enjoy(ed) your work and wish to make it available to a wider audience... It's a rather odd reason to give.