CAMEL-20795 - camel-nats - NATS Credential file support

[oscerd]

Description

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[oscerd]

/component-test nats

Result ✅ The tests passed successfully

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[davsclaus]

Maybe we dont need usecredentialsfile and if the credentials file is set then that means it will be in use

[oscerd]

Maybe we dont need usecredentialsfile and if the credentials file is set then that means it will be in use

Makes sense, I've added that because I thought about how we are doing on AWS, but it's different.

[oscerd]

/component-test nats

Result ✅ The tests passed successfully

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