update history.rst

HISTORY.rst

@@ -2,6 +2,15 @@
 History
 =======
 
+3.5.3 (2020-01-23)
+------------------
+* Added new features for running Python code (in a file or string) without brining up an interactive shell. You can now use `--python` and `--script` arguments for the `cci shell` and `cci org shell` commands.
+* Added support for up to two optional parameters in Apex anonymous via token substitution.
+* The `EnsureRecordTypes` class is now exposed as `ensure_record_types` and correctly supports the Case, Lead, and Solution sObjects (in addition to other standard objects).
+* Fixed a bug where the github_parent_pr_notes was attempting to post comments on issues related to child pull request change notes.
+* Fixed various Robot keyword issues that have been reported for Spring '20.
+
+
 3.5.2 (2020-01-21)
 ------------------