Remove unused test file. (#1845)

Closes #1766.

src/test/java/org/springframework/data/couchbase/domain/CollectionsConfig.java

@@ -1,29 +0,0 @@
-/*
- * Copyright 2012-2023 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.data.couchbase.domain;
-
-/**
- * Config to be used for testing scopes and collections.
- *
- * @author Michael Reiche
- */
-public class CollectionsConfig extends Config {
-	@Override
-	public String getScopeName() {
-		return "my_scope";
-	}
-}