address comments

Signed-off-by: Emily Jiang <emijiang6@googlemail.com>

api/src/main/java/org/eclipse/microprofile/config/inject/ConfigProperty.java

@@ -139,15 +139,17 @@
  String name() default "";
 
  /**
- * The default value if the configured property does not exist. This value acts as a configure source with the lowest ordinal.
+ * The default value if the configured property does not exist. This value acts as a configure source with the
+ * lowest ordinal.
  * <p>
  * If the target Type is not String, a proper {@link org.eclipse.microprofile.config.spi.Converter} will get
- * applied. 
+ * applied.
  * 
  * Empty string as the default value will be ignored, which is same as not setting the default value. That means
  * that any default value string should follow the formatting rules of the registered Converters.
  * 
- * If a property has been emptied by a config source with a higher ordinal by setting an empty configuration value or by using a value causing the used converter returning {@code null}, the default value will not be used.
+ * If a property has been emptied by a config source with a higher ordinal by setting an empty configuration value
+ * or by using a value causing the used converter returning {@code null}, the default value will not be used.
  * 
  * @return the default value as a string
  */