ci: goreleaser v2 hooks need string form, bump to 0.122.9

GoReleaser v2.15.4 rejects the {cmd: ..., dir: ...} map syntax for
before.hooks even though v2 docs show it. Reverting to the simple
string form `go -C core mod tidy` that worked in v1.

.goreleaser.yaml

@@ -10,8 +10,7 @@ env:
 
 before:
   hooks:
-    - cmd: go mod tidy
-      dir: core
+    - go -C core mod tidy
 
 builds:
   # orama CLI binary

VERSION

@@ -1 +1 @@
-0.122.8
+0.122.9

sdk/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@debros/orama",
-  "version": "0.122.8",
+  "version": "0.122.9",
   "description": "TypeScript SDK for Orama Network - Database, PubSub, Cache, Storage, Vault, and more",
   "type": "module",
   "main": "./dist/index.js",