[BUG] Vertex AI models don`t call

[bekko1]

Problem (one or two sentences)

Provider: Vertex AI
Region: global

Model:
qwen3-coder-480b-a35b-instruct-maas

Expected:
Vertex AI Model Garden MaaS model

Actual:
Zoo Code calls

publishers/google/models/qwen3-coder-480b-a35b-instruct-maas

which returns 404.

Same issue occurs with:

llama-4-maverick-17b-128e-instruct-maas

Context (who is affected and when)

設定画面で設定すると

Reproduction steps

設定画面で設定すると

Expected result

VertexでGoogle以外のモデルが使える

Actual result

VertexでGoogle以外のモデルは使えません。

Variations tried (optional)

No response

App Version

Version: 3.64.0 (3cee20b)

API Provider (optional)

Google Vertex AI

Model Used (optional)

No response

Zoo Code Task Links (optional)

No response

Relevant logs or errors (optional)