Propagate EvaluationContext from LiteralExpression

Update getValue(EvaluationContext context, Object rootObject,
Class<T> desiredResultType) to propagate the EvaluationContext to
ExpressionUtils.

Issue: SPR-10953

spring-expression/src/main/java/org/springframework/expression/common/LiteralExpression.java

@@ -27,7 +27,7 @@ import org.springframework.expression.TypedValue;
  * string literal. It is used with CompositeStringExpression when representing a template
  * expression which is made up of pieces - some being real expressions to be handled by an
  * EL implementation like Spel, and some being just textual elements.
- * 
+ *
  * @author Andy Clement
  * @since 3.0
  */
@@ -118,7 +118,7 @@ public class LiteralExpression implements Expression {
 	@Override
 	public <T> T getValue(EvaluationContext context, Object rootObject, Class<T> desiredResultType) throws EvaluationException {
 		Object value = getValue(context, rootObject);
-		return ExpressionUtils.convertTypedValue(null, new TypedValue(value), desiredResultType);
+		return ExpressionUtils.convertTypedValue(context, new TypedValue(value), desiredResultType);
 	}
 
 	@Override