Remove deprecated releaseConcurrency from wait.forToken() docs (#2477)

Author: matt-aitken

docs/wait-for-token.mdx

@@ -263,24 +263,6 @@ Wait for a token to be completed.
   The token to wait for.
 </ParamField>
 
-<ParamField query="options" type="object" optional>
-  Options for the wait.
-
-  <Expandable title="properties">
-    <ParamField query="releaseConcurrency" type="boolean" optional>
-      If set to true, this will cause the waitpoint to release the current run from the queue's concurrency.
-
-      This is useful if you want to allow other runs to execute while waiting
-
-      Note: It's possible that this run will not be able to resume when the waitpoint is complete if this is set to true.
-      It will go back in the queue and will resume once concurrency becomes available.
-
-      The default is `false`.
-    </ParamField>
-
-  </Expandable>
-</ParamField>
-
 ### returns
 
 The `forToken` function returns a result object with the following properties: