[DOCS] Fix ILM attribute (#62245)

Author: jrodewig

docs/reference/ilm/error-handling.asciidoc

@@ -6,7 +6,7 @@
 When {ilm-init} executes a lifecycle policy, it's possible for errors to occur
 while performing the necessary index operations for a step. 
 When this happens, {ilm-init} moves the index to an `ERROR` step. 
-If {ilm-init] cannot resolve the error automatically, execution is halted  
+If {ilm-init} cannot resolve the error automatically, execution is halted  
 until you resolve the underlying issues with the policy, index, or cluster.
 
 For example, you might have a `shrink-index` policy that shrinks an index to four shards once it