Check Columns present when running Schema Tests for a source

[ArafathC]

Describe the feature

When running tests on a source
Check if all the columns specified in the source are present in the source

Describe alternatives you've considered

We have or will be implementing a is_present check for all fields .. but this would be great if it can be included as part of testing the sources itself

Who will this benefit?

This will benefit any one testing external sources

[drewbanin]

Thanks for opening up this issue @ArafathC. I imagined we would hit something like this in the scope of #1570

[ArafathC]

Hey @drewbanin , we can close this one .. i can track the status of #1570