lufia2ac/docs: fix some errors (#5618)

Co-authored-by: Ludwig <80899010+wordfcuk@users.noreply.github.com>

worlds/lufia2ac/__init__.py

@@ -48,7 +48,7 @@ class L2ACWorld(World):
     """
     The Ancient Cave is a roguelike dungeon crawling game built into
     the RGP Lufia II. Face 99 floors of ever harder to beat monsters,
-    random items and find new companions on the way to face the Royal
+    random items and find new companions on the way to face the Master
     Jelly in the end. Can you beat it?
     """
     game: ClassVar[str] = "Lufia II Ancient Cave"

worlds/lufia2ac/docs/en_Lufia II Ancient Cave.md

@@ -9,8 +9,8 @@ config file.
 
 As you may or may not know, randomization was already a core feature of the Ancient Cave in Lufia II, basically being a
 whole game within a game. The Ancient Cave has 99 floors with increasingly hard enemies, red chests and blue chests. At
-the end of the Ancient Cave you get to fight the Royal Jelly... if you make it that far. You cannot lose the Royal
-Jelly fight as it kills itself after giving you three rounds to try and kill it (or manage to vanquish your own party, 
+the end of the Ancient Cave you get to fight the Master Jelly... if you make it that far. The Master
+Jelly gives you three rounds to try and kill it (or manage to vanquish your own party, 
 whichever one you can manage).
 
 The Randomizer allows you to set different goals and modify the game in several other ways

worlds/lufia2ac/docs/setup_en.md

@@ -56,7 +56,6 @@ If you would like to validate your config file to make sure it works, you may do
 4. You will be presented with a server page, from which you can download your patch file.
 5. Double-click on your patch file, and SNIClient will launch automatically, create your ROM from the patch file, and
    open your emulator for you.
-6. Since this is a single-player game, you will no longer need the client, so feel free to close it.
 
 ## Joining a MultiWorld Game