Make ServerClockManager getGameTime directly retrieve game time

The overworld game time must be able to be retrieved for regions
in worlds that are not the overworld, so we need to bypass
the region gametime retrieval.

Author: Spottedleaf

folia-server/minecraft-patches/features/0001-Region-Threading-Base.patch

@@ -14357,6 +14357,19 @@ index 08b59be32ff3fee1afd45f727e601fec3b4bfb0b..c25b71397b57d4077f86b37cfa42e9b2
          }
 
          @Override
+diff --git a/net/minecraft/world/clock/ServerClockManager.java b/net/minecraft/world/clock/ServerClockManager.java
+index c1defe73d20080fa00a68e0267ff0e3dfb3c245a..3b37b8fedba1fcbfe7d9c59fc859b9ea63d9b8c0 100644
+--- a/net/minecraft/world/clock/ServerClockManager.java
++++ b/net/minecraft/world/clock/ServerClockManager.java
+@@ -156,7 +156,7 @@ public class ServerClockManager extends SavedData implements ClockManager {
+     }
+ 
+     private long getGameTime() {
+-        return this.server.overworld().getGameTime();
++        return this.server.overworld().levelData.getGameTime(); // Folia - region threading
+     }
+ 
+     public boolean isAtTimeMarker(final Holder<WorldClock> clock, final ResourceKey<ClockTimeMarker> timeMarkerId) {
 diff --git a/net/minecraft/world/damagesource/CombatTracker.java b/net/minecraft/world/damagesource/CombatTracker.java
 index 31613a27b7daf8921a7a627c725e4cd521e16760..417d9d8264e73a9dd1b26512f714b277fadc735f 100644
 --- a/net/minecraft/world/damagesource/CombatTracker.java