Fix name

Author: svilen-mihaylov-elastic

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/vector/Magnitude.java

@@ -36,7 +36,11 @@
 
 public class Magnitude extends UnaryScalarFunction implements EvaluatorMapper, VectorFunction {
 
-    public static final NamedWriteableRegistry.Entry ENTRY = new NamedWriteableRegistry.Entry(Expression.class, "Hamming", Magnitude::new);
+    public static final NamedWriteableRegistry.Entry ENTRY = new NamedWriteableRegistry.Entry(
+        Expression.class,
+        "Magnitude",
+        Magnitude::new
+    );
     static final ScalarEvaluatorFunction SCALAR_FUNCTION = Magnitude::calculateScalar;
 
     @FunctionInfo(