remove left over TemplateRender interface after moving it

spring-ai-model/src/main/java/org/springframework/ai/template/TemplateRenderer.java

@@ -1,33 +0,0 @@
-/*
- * Copyright 2023-2025 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.ai.template;
-
-import java.util.Map;
-import java.util.function.BiFunction;
-
-/**
- * Renders a template using a given strategy.
- *
- * @author Thomas Vitale
- * @since 1.0.0
- */
-public interface TemplateRenderer extends BiFunction<String, Map<String, Object>, String> {
-
-	@Override
-	String apply(String template, Map<String, Object> variables);
-
-}