q3k/minecraft: bump prod to 1.16.1

Change-Id: I4926d17f1d7c07aa3a2c922481be4645291124f3
diff --git a/personal/q3k/minecraft/Dockerfile-paper b/personal/q3k/minecraft/Dockerfile-paper
index d1c39e4..048524d 100644
--- a/personal/q3k/minecraft/Dockerfile-paper
+++ b/personal/q3k/minecraft/Dockerfile-paper
@@ -30,7 +30,7 @@
 
 RUN set -e -x ;\
     wget --quiet https://papermc.io/api/v1/paper/${VERSION}/latest/download ;\
-    mv download paper.jar
+    mv download server.jar
 
 ADD worldedit-bukkit-7.2.0-beta-01.jar .
 ADD worldguard-bukkit-7.0.4-beta1.jar .