Update CHANGELOG for previous PR (#2168)

Author: JulianGCalderon

CHANGELOG.md

@@ -1,6 +1,9 @@
 ## Cairo-VM Changelog
 
 #### Upcoming Changes
+
+* feat: Use BTreeMap in PIE additional data [#2162](https://github.com/lambdaclass/cairo-vm/pull/2162)
+
 * feat: Remove prover input info struct and add getters instead [#2149](https://github.com/lambdaclass/cairo-vm/pull/2149)
 
 * feat: Added support for large files in PIE [#2136](https://github.com/lambdaclass/cairo-vm/pull/2136)