Simplify annotation

See gh-917

Author: mnhock

spring-restdocs-core/src/testFixtures/java/org/springframework/restdocs/testfixtures/SnippetConditions.java

@@ -81,15 +81,15 @@ public static HttpResponseCondition httpResponse(TemplateFormat format, Integer
 				new MarkdownCodeBlockCondition<>("http"), 2);
 	}
 
-	@SuppressWarnings({ "rawtypes" })
+	@SuppressWarnings("rawtypes")
 	public static CodeBlockCondition<?> codeBlock(TemplateFormat format, String language) {
 		if ("adoc".equals(format.getFileExtension())) {
 			return new AsciidoctorCodeBlockCondition(language, null);
 		}
 		return new MarkdownCodeBlockCondition(language);
 	}
 
-	@SuppressWarnings({ "rawtypes" })
+	@SuppressWarnings("rawtypes")
 	public static CodeBlockCondition<?> codeBlock(TemplateFormat format, String language, String options) {
 		if ("adoc".equals(format.getFileExtension())) {
 			return new AsciidoctorCodeBlockCondition(language, options);