[Improve][SDK] Optimize metric-related implementation #11680

Description

Based on the current metric implementation[1] of DataProxy-SDK, the collection of SDK operation status is not detailed enough. It is necessary to make adjustments to make the SDK operation status clearer.

1. https://github.com/apache/inlong/tree/master/inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/metric
2. https://github.com/apache/inlong/tree/master/inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/threads

InLong Component

InLong SDK

Are you willing to submit PR?

• Yes, I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct