Use bunx npm publish for trusted publishing

bun publish does not pick up the OIDC token for npm trusted publishing.

Co-authored-by: Ona <no-reply@ona.com>

.github/workflows/publish.yml

@@ -21,6 +21,6 @@ jobs:
 
       - run: bun test
 
-      - run: bun publish --access public --provenance
+      - run: bunx npm publish --provenance --access public
         env:
           NPM_CONFIG_REGISTRY: https://registry.npmjs.org

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nym.sh/jrx",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "license": "MIT",
   "publishConfig": {
     "access": "public"