[ES|QL] Add support for byte_length scalar function

Author: GalLalouche

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/scalar/string/ByteLength.java

@@ -28,7 +28,11 @@
 import static org.elasticsearch.xpack.esql.core.expression.TypeResolutions.isString;
 
 public class ByteLength extends UnaryScalarFunction {
-    public static final NamedWriteableRegistry.Entry ENTRY = new NamedWriteableRegistry.Entry(Expression.class, "ByteLength", ByteLength::new);
+    public static final NamedWriteableRegistry.Entry ENTRY = new NamedWriteableRegistry.Entry(
+        Expression.class,
+        "ByteLength",
+        ByteLength::new
+    );
 
     @FunctionInfo(
         returnType = "integer",