Add ECID to running external compactions table in the Monitor

[DomGarguilo]

Fixes #6096

Adds ECID column to the running compactions table on the external compactions page in the monitor.

An accompanying regex filter was added to filter the table based on this new ECID value.

Here is a screenshot with a regex that returns a row in the table

And another screenshot with a regex that does not match any ECID

[dlmarion]

Is the REST endpoint that this page is using in the rest package, or the next package?

[DomGarguilo]

Is the REST endpoint that this page is using in the rest package, or the next package?

this is using the rest package. I think ill merge this PR now since its done and then open another PR for this conversion to use next