HHH-19858 fix JavaDoc warnings

Author: asashour

hibernate-core/src/main/java/org/hibernate/annotations/OnDelete.java

@@ -64,7 +64,7 @@
  * <pre>
  * &#064;OneToMany(mappedBy = Child_.parent, cascade = {PERSIST, REMOVE})
  * &#064;OnDelete(action = CASCADE)
- * Set&lt;Child&gt; children = new HashSet<>();
+ * Set&lt;Child&gt; children = new HashSet&lt;&gt;();
  * </pre>
  * This mapping looks redundant, but it's not.
  * <ul>

hibernate-core/src/main/java/org/hibernate/type/format/JsonDocumentReader.java

@@ -17,9 +17,9 @@
  * Calling #next() will return one of a JsonDocumentItem.JsonDocumentItemType.
  * The sequence of return types follows JSON specification.
  * <p>
- * When {@link JsonDocumentItemType.VALUE_KEY} is returned #getObjectKeyName() should be called to get the key name.
+ * When {@link JsonDocumentItemType#VALUE_KEY} is returned #getObjectKeyName() should be called to get the key name.
  * <p>
- * When {@link JsonDocumentItemType.VALUE}, {@link JsonDocumentItemType.BOOLEAN_VALUE}, {@link JsonDocumentItemType.NULL_VALUE} or {@link JsonDocumentItemType.NUMERIC_VALUE} is returned one of the getxxxValue() should be called to get the value.
+ * When {@link JsonDocumentItemType#VALUE}, {@link JsonDocumentItemType#BOOLEAN_VALUE}, {@link JsonDocumentItemType#NULL_VALUE} or {@link JsonDocumentItemType#NUMERIC_VALUE} is returned one of the getxxxValue() should be called to get the value.
  * <p>
  *  example :
  *  <pre>