cardano-submit-api: Update CHANGELOG and cabal file

Author: Russoul

cardano-submit-api/CHANGELOG.md

@@ -2,6 +2,12 @@
 
 ## vNext
 
+## 10.2 -- Oct 2025
+
+* Replace the older tracing & metric system — `iohk-monitoring` with `trace-dispatcher`
+  * Change prometheus metric type from `gauge` to `counter`
+  * Use slightly different prometheus suffix for counters: `counter` instead of `count`
+
 ## 10.0 -- Oct 2024
 
 * Bump for Node 10.0

cardano-submit-api/cardano-submit-api.cabal

@@ -1,7 +1,7 @@
 cabal-version: 3.0
 
 name:                   cardano-submit-api
-version:                10.1.1
+version:                10.2.0
 synopsis:               A web server that allows transactions to be POSTed to the cardano chain
 description:            A web server that allows transactions to be POSTed to the cardano chain.
 homepage:               https://github.com/intersectmbo/cardano-node