Update metrics to the latest version

Description

This has been initially created as a Pull Request: https://github.com/datastax/java-driver/pull/495.

Environment

None

Pull Requests

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Fixed

Assignee

Alexandre Dutra

Reporter

Alexandre Dutra

Labels

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PM Priority

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Affects versions

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Fix versions

Doc Impact

None

Size

XS

External issue ID

None

External issue ID

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Priority

Trivial
Configure