Fix annotation styling issues

Update all annotations so that each is on its own line and
consistently use the short form (i.e. don't use `value=`) when
possible.

Issue: SPR-16968

spring-test/src/main/java/org/springframework/test/context/jdbc/Sql.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -144,7 +144,7 @@ public @interface Sql {
 	 * local vs. global configuration, inheritance, overrides, etc.
 	 * <p>Defaults to an empty {@link SqlConfig @SqlConfig} instance.
 	 */
-	SqlConfig config() default @SqlConfig();
+	SqlConfig config() default @SqlConfig;
 
 
 	/**