Update jubeatfesto.html

[ghost]

Finally today Ave. comes.

[mon]

Sorry, by merging the final hex edits this now has conflicts.... Also several typos (Tutorial -> Turorial)

I can fix everything in ~6-10 hours, but if you fix them earlier I can merge from my phone.

[ghost]

oh my, I had no idea until now 🤣 corrected typos and included a new patch for Subject38