chore: bump version to 0.12.5 in package.json (#1595)

Author: igamigo

crates/web-client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@demox-labs/miden-sdk",
-  "version": "0.12.4",
+  "version": "0.12.5",
   "description": "Miden Wasm SDK",
   "collaborators": [
     "Miden",