Must run capacity ratings not being applied

[trevorb1]

Checklist

• [X] I am running on an up-to-date pypsa-usa environment. Update via conda env update -f envs/environment.yaml

Issue exisits on what branch

Develop

The Issue

Must run capacity ratings executes in add_electricity, but the result dataframe is empty. This example below is just for texas.

Steps To Reproduce

Run the workflow for just texas

Expected Behavior

No response

Error Message

No response

Anything else?

No response