Governance. SubSquare data source. Can't load titles

[stepanLav]

Description

On Dev build:

Access to fetch at 'https://polkadot.subsquare.io/api/gov2/referendums?page=1&page_size=100' from origin 'https://localhost:3000' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. If an opaque response serves your needs, set the request's mode to 'no-cors' to fetch the resource with CORS disabled.

On Stg build:

(failed)net::ERR_TIMED_OUT

Steps to Reproduce

1. Open App
2. Select SubSquare source type for referenda
3. Go to Governance page

Expected Behavior

Load all data via SubSquare

Actual Behavior

Loading state, request to subsquare failed

Environment

856db7a