Correction: copyright fix

[matthijskrul]

Summary of the changes / Why this is an improvement

• Copyright update as part of copyright review

Checklist

• [ ] CLA is signed

[amotl]

Hi Matthijs,

I don't know why this fails, but on GHA everything is fine, see [1]. We might want to migrate away from Travis CI anyway, see #98.

With kind regards, Andreas.

[1] https://github.com/crate/crate-dbal/actions/runs/479381905

[coveralls]

Pull Request Test Coverage Report for Build 501205930

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 87.651%

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Totals
Change from base Build 497233606:	0.0%
Covered Lines:	291
Relevant Lines:	332

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💛 - Coveralls

[scrutinizer-notifier]

The inspection completed: No new issues