Use datatype Sensitive to prevent credentials leaks.

[camilo-schoeningh-sociomantic]

[austb]

I believe this might be better served by using the Sensitive data type. Let me know if that doesn't cover your use case, I may be missing something.

[camilo-schoeningh-sociomantic]

@austb Cool! I missed that type. :+1:

[camilo-schoeningh-sociomantic]

The pr is updated.

[binford2k]

Looks like tests are failing on this. Think you could address that @camilo-schoeningh-sociomantic?

       error during compilation: Evaluation Error: Error while evaluating a Resource
Statement, Evaluation Error: Left match operand must result in a String value. 
Got a Sensitive. (file: /home/travis/build/puppetlabs/puppetlabs-puppetdb/spec/fixtures/modules/postgresql/manifests/server/role.pp,
line: 127, column: 10) (file: /home/travis/build/puppetlabs/puppetlabs-
puppetdb/spec/fixtures/modules/postgresql/manifests/server/db.pp, line: 41) 
on node travis-job-cf78c5e3-7fbd-42e7-ab4f-fcf405004c05.c.travis-ci-prod-2.internal

[vchepkov]

It's just Sensitive, not Sensitive[String]

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[h0tw1r3]

superseded by #331