Adding a note about Node.js update (to version 14.17.6) into CHANGELOG.md

Author: iamstolis

3rd_party_licenses.txt

@@ -931,7 +931,7 @@ THE POSSIBILITY OF SUCH DAMAGE.
 
 ================================================================================
 
-Node.js 14.17.4
+Node.js 14.17.6
 
 Node.js is licensed for use as follows:
 

CHANGELOG.md

@@ -4,6 +4,7 @@ This changelog summarizes major changes between GraalVM versions of the GraalVM
 The main focus is on user-observable behavior of the engine.
 
 ## Version 21.3.0
+* Updated Node.js to version 14.17.6.
 * Implemented the [Error Cause](https://github.com/tc39/proposal-error-cause) proposal. It is available behind the experimental option `--js.error-cause`.
 * Implemented the [Import Assertions](https://tc39.es/proposal-import-assertions) proposal. It is available behind the experimental option `--js.import-assertions`.
 * Added support for `collation` option of `Intl.Collator`.