correct patch description

patches/server/0435-Fix-missing-chunks-due-to-integer-overflow.patch

@@ -3,7 +3,7 @@ From: David Slovikosky <davidslovikosky@gmail.com>
 Date: Tue, 9 Jun 2020 00:10:03 -0700
 Subject: [PATCH] Fix missing chunks due to integer overflow
 
-This patch fixes a bug in the WorldChunkManagerTheEnd class where the distance
+This patch fixes a bug in the EndIslandDensityFunction class where the distance
 from 0,0 squared overflows the maximum size of an integer. The overflow leads
 to hard chunk borders around 370,000 blocks from 0,0. After this cutoff there
 is a few hundred thousand block gap before end land resuming to generate at