Remove useless conditional.

Author: afoucret

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/action/EsqlCapabilities.java

@@ -1734,11 +1734,6 @@ public enum Cap {
          */
         TOP_SNIPPETS_FUNCTION(Build.current().isSnapshot()),
 
-        /**
-         * Support for inference in cross-cluster search (CCS)
-         */
-        INFERENCE_COMMANDS_CCS_SUPPORT,
-
         // Last capability should still have a comma for fewer merge conflicts when adding new ones :)
         // This comment prevents the semicolon from being on the previous capability when Spotless formats the file.
         ;

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/parser/LogicalPlanBuilder.java

@@ -1125,16 +1125,10 @@ public PlanFactory visitRerankCommand(EsqlBaseParser.RerankCommandContext ctx) {
         }
         Literal rowLimit = Literal.integer(source, context.inferenceSettings().rerankRowLimit());
 
-        return p -> {
-            if (EsqlCapabilities.Cap.INFERENCE_COMMANDS_CCS_SUPPORT.isEnabled() == false) {
-                checkForRemoteClusters(p, source, "RERANK");
-            }
-
-            return applyRerankOptions(
-                new Rerank(source, p, rowLimit, queryText, rerankFields, scoreAttribute),
-                ctx.commandNamedParameters()
-            );
-        };
+        return p -> applyRerankOptions(
+            new Rerank(source, p, rowLimit, queryText, rerankFields, scoreAttribute),
+            ctx.commandNamedParameters()
+        );
     }
 
     private Rerank applyRerankOptions(Rerank rerank, EsqlBaseParser.CommandNamedParametersContext ctx) {
@@ -1179,12 +1173,7 @@ public PlanFactory visitCompletionCommand(EsqlBaseParser.CompletionCommandContex
 
         Literal rowLimit = Literal.integer(source, context.inferenceSettings().completionRowLimit());
 
-        return p -> {
-            if (EsqlCapabilities.Cap.INFERENCE_COMMANDS_CCS_SUPPORT.isEnabled() == false) {
-                checkForRemoteClusters(p, source, "COMPLETION");
-            }
-            return applyCompletionOptions(new Completion(source, p, rowLimit, prompt, targetField), ctx.commandNamedParameters());
-        };
+        return p -> applyCompletionOptions(new Completion(source, p, rowLimit, prompt, targetField), ctx.commandNamedParameters());
     }
 
     private Completion applyCompletionOptions(Completion completion, EsqlBaseParser.CommandNamedParametersContext ctx) {