Remove access controller step in Calcite script (#4900)

Signed-off-by: Simeon Widdis <sawiddis@amazon.com>

Author: Swiddis

opensearch/src/main/java/org/opensearch/sql/opensearch/storage/script/core/CalciteScript.java

@@ -5,8 +5,6 @@
 
 package org.opensearch.sql.opensearch.storage.script.core;
 
-import java.security.AccessController;
-import java.security.PrivilegedAction;
 import java.util.Map;
 import lombok.EqualsAndHashCode;
 import org.apache.calcite.DataContext;
@@ -44,10 +42,7 @@ public Object[] execute(
       Map<String, ScriptDocValues<?>> docProvider,
       SourceLookup sourceLookup,
       Map<String, Integer> parametersToIndex) {
-    return AccessController.doPrivileged(
-        (PrivilegedAction<Object[]>)
-            () ->
-                function.apply(
-                    new ScriptDataContext(docProvider, sourceLookup, params, parametersToIndex)));
+    return function.apply(
+        new ScriptDataContext(docProvider, sourceLookup, params, parametersToIndex));
   }
 }