fix(influxdb): check authentication

[paulozulato]

targeting release-51

Checks authentication on bridge start and get status. Also, handle authentication error when sending message.

Fixes https://emqx.atlassian.net/browse/EMQX-10213

Summary

🤖 Generated by Copilot at 410faba

This pull request enhances the security and error handling of the emqx_bridge_influxdb connector by adding authentication checks and 401 error handling. It also adds test cases to verify the functionality and the expected logs and events. It modifies the emqx_bridge_influxdb_connector.erl and emqx_bridge_influxdb_SUITE.erl files.

PR Checklist

Please convert it to a draft if any of the following conditions are not met. Reviewers may skip over until all the items are checked:

• Added tests for the changes
• Changed lines covered in coverage report
• Change log has been added to changes/{ce,ee}/(feat|perf|fix)-<PR-id>.en.md files
• For internal contributor: there is a jira ticket to track this change
• If there should be document changes, a PR to emqx-docs.git is sent, or a jira ticket is created to follow up
• Schema changes are backward compatible

Checklist for CI (.github/workflows) changes

• If changed package build workflow, pass this action (manual trigger)
• Change log has been added to changes/ dir for user-facing artifacts update

[thalesmg]

Q: how does this look like in the frontend?

[paulozulato]

you'll get the following message when trying to connect using wrong credentials:

[yanzhiemq]

Bug Fixes

• Fixed credential validation when creating bridge and checking status for InfluxDB Bridges.

[yanzhiemq]

修复

• 修复了创建桥接和检查 InfluxDB 桥接时的认证信息验证问题。