Fix syntax errors in test samples

Author: philwebb

spring-javaformat/spring-javaformat-checkstyle/src/test/resources/source/JavadocValid.java

@@ -43,7 +43,7 @@ public void test2(String something) {
 	 * @return the thing
 	 * @throws RuntimeException on the error
 	 */
-	public String test3(String something) throw RuntimeException {
+	public String test3(String something) throws RuntimeException {
 	}
 
 }

spring-javaformat/spring-javaformat-checkstyle/src/test/resources/source/package-info-header-must-be-missing-but-is-not.java

@@ -1,4 +1,4 @@
 /**
  * Something.
  */
-package com.example
+package com.example;

spring-javaformat/spring-javaformat-checkstyle/src/test/resources/source/package-info-header-must-be-missing.java

@@ -14,4 +14,4 @@
  * limitations under the License.
  */
 
-package com.example
+package com.example;