Add ParametersSha256DigestComponent

Change-Id: I4ee53136adc6a0fc0af9abbb9fb8fdec265ba749
Refs: #4658, #4690
diff --git a/types.rst b/types.rst
index eb944ec..104e836 100644
--- a/types.rst
+++ b/types.rst
@@ -21,6 +21,8 @@
 +---------------------------------------------+------------------+-----------------+
 | ImplicitSha256DigestComponent               | 1                | 0x01            |
 +---------------------------------------------+------------------+-----------------+
+| ParametersSha256DigestComponent             | 2                | 0x02            |
++---------------------------------------------+------------------+-----------------+
 |                     **Interest packet**                                          |
 +---------------------------------------------+------------------+-----------------+
 | CanBePrefix                                 | 33               | 0x21            |
@@ -78,7 +80,7 @@
 +----------------+-----------------------------------------------------------+
 | Number range   | Designation                                               |
 +================+===========================================================+
-| 0, 2-4,        |                                                           |
+| 0, 3-4,        |                                                           |
 | 36-79          | Reserved for future assignments (1-byte encoding)         |
 +----------------+-----------------------------------------------------------+
 | 9              | Reserved, formerly `Selectors`                            |