add version in doc

Signed-off-by: Lantao Jin <ltjin@amazon.com>

Author: LantaoJin

docs/user/ppl/functions/condition.rst

@@ -241,11 +241,13 @@ Example::
     +-----------+----------+-----+
 
 ISPRESENT
-------
+---------
 
 Description
 >>>>>>>>>>>
 
+Version: 3.1.0
+
 Usage: ispresent(field) return true if the field exists.
 
 Argument type: all the supported data type.
@@ -267,11 +269,13 @@ Example::
     +----------+-----------+
 
 ISBLANK
-------
+-------
 
 Description
 >>>>>>>>>>>
 
+Version: 3.1.0
+
 Usage: isblank(field) returns true if the field is missing, an empty string, or contains only white space.
 
 Argument type: all the supported data type.
@@ -293,11 +297,13 @@ Example::
 
 
 ISEMPTY
-------
+-------
 
 Description
 >>>>>>>>>>>
 
+Version: 3.1.0
+
 Usage: isempty(field) returns true if the field is missing or is an empty string.
 
 Argument type: all the supported data type.

docs/user/ppl/functions/cryptographic.rst

@@ -14,6 +14,7 @@ MD5
 Description
 >>>>>>>>>>>
 
+Version: 3.1.0
 
 Usage: ``md5(str)`` calculates the MD5 digest and returns the value as a 32 character hex string.
 
@@ -37,6 +38,8 @@ SHA1
 Description
 >>>>>>>>>>>
 
+Version: 3.1.0
+
 Usage: ``sha1(str)`` returns the hex string result of SHA-1.
 
 Argument type: STRING
@@ -59,6 +62,8 @@ SHA2
 Description
 >>>>>>>>>>>
 
+Version: 3.1.0
+
 Usage: ``sha2(str, numBits)`` returns the hex string result of SHA-2 family of hash functions (SHA-224, SHA-256, SHA-384, and SHA-512).
 The numBits indicates the desired bit length of the result, which must have a value of 224, 256, 384, or 512.