release document: added entry for kdbCommit into the release document
Related to issue
@@ -68,7 +68,7 @@ The text below summarizes updates to the [C (and C++)-based libraries](https://w
### Core
-- <<TODO>>
+- A new plugin function, `kdbCommit`, was implemented. The function is carried out in the `commit` phase of `kdbSet` and separates the commit functionality from the `kdbSet()` function. _(Vid Leskovar)_
- <<TODO>>
- <<TODO>>
