Naughty Dog is still looking into some other issues like shader loading, various performance and stability issues, potential memory leak issues, and issues with corrupted textures, so this will not be the last patch for the game.
The Last of Us Part 1 Patch v1.0.2.1 Gets Released
Naughty Dog has released yet another patch for the PC version of The Last of Us Part 1, fixing the so-called mouse camera stuttering. Unfortunately, it does not fix anything else as just four days ago, Naughty Dog released a big patch fixing over 40 bugs .
Naughty Dog is still looking into some other issues like shader loading, various performance and stability issues, potential memory leak issues, and issues with corrupted textures, so this will not be the last patch for the game. 
Naughty Dog is still looking into some other issues like shader loading, various performance and stability issues, potential memory leak issues, and issues with corrupted textures, so this will not be the last patch for the game.