fix: wrong worker thread count description (#471)

Author: zlataovce

config-specs/paper/paper-global.yml

@@ -65,11 +65,12 @@ chunk-system:
   worker-threads:
     default: "-1"
     description: >-
-      Sets the number of threads to be used for parallel chunk generation. If
-      any value below zero is set, the server will determine the best number
-      depending on the number of available CPU cores. This is capped at a
-      quarter of available processors and can be less for systems with very few
-      processors. _(Note: Hyper-Threaded threads **do not** count)_.
+      Sets the number of threads to be used for parallel chunk generation.
+      If a value below zero is set, the server will automatically determine the
+      optimal number of threads based on the available physical CPU cores
+      (**not logical cores**). For systems with 3 or fewer physical cores,
+      only 1 thread will be used. In all other cases, the number of threads
+      is capped at half of the physical cores.
 collisions:
   enable-player-collisions:
     default: "true"

docs/paper/admin/reference/system-properties.md

@@ -153,8 +153,8 @@ It also remaps plugin CB calls to remove the version information.
 
 #### Paper.WorkerThreadCount:
 
-- **default**: `8` or `number of cpus - 2`. Whichever is lower
-- **description**: Sets the number of worker threads to use for chunk loading.
+- **default**: half of available physical (**not logical**) cores or `1` if 3 or fewer cores are available
+- **description**: Sets the number of worker threads to use for chunk loading. See [here](./configuration/global-configuration.mdx#chunk_system_worker_threads) for more info.
 
 #### Paper.excessiveTELimit: