Minor mechanic updates — DEDA Steam update #399022

In the new version, work has been done on narrative elements to better communicate the game with the player.:Update the closed door opening in the launch room. Now Grandpa hears the noise and immediately goes into the room.Updated the sound of walking. Now he is better synchronized with his Grandfather's movement.Added GRANDFATHER's lines for a more readable narrative of the game.At the request of my Grandfather, the paths of the game were updated.