Project Cape MCY and Reservoir Engineering updates

[softwareengineerprogrammer]

Description

Addresses NREL#443

1. Multiple construction years: Update Fervo_Project_Cape-4 (or make new Fervo_Project_Cape-5) based on publicly stated timelines - https://fervoenergy.com/fervo-energy-raises-462-million-series-e-to-accelerate-geothermal-development-and-meet-surging-energy-demand-with-clean-firm-power/
   1. Phase I (100 MW)
   2. Phase II (500 MW)
2. Reservoir engineering updates
   1. ~8.5" ID
   2. Flow rate
   3. Fracture surface area
   4. PI/II instead of impedance
   5. Number of Fractures per Stimulated Well
   6. Increased lateral length (adjust fracture separation accordingly)
3. Higher discount & bond rates
4. Sensitivity analysis
5. Incorporate ATB updates: https://atb.nrel.gov/electricity/2024b/geothermal
6. Calibrate exploration cost to https://atb.nrel.gov/electricity/2024b/geothermal

Testing & Verification

1. Unit tests added: Describe new unit tests added, if any.
2. Unit tests updated: Describe existing unit tests that were updated, if any.
3. Manual testing: Describe any additional manual testing steps that were performed, such as running the change on a pre-existing data set you own.

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Change Checklist:

Observe the following checklist items if your change includes a new version (see versioning notes and version management docs).

Before merging:

1. Add a CHANGELOG entry (example). RST Template:

M.m.P: `TITLE <https://github.com/NREL/GEOPHIRES-X/pull/PR-NUMBER>`__ | `release <https://github.com/NREL/GEOPHIRES-X/releases/tag/vM.m.P>`__

After merging:

1. Push tag(s) to GitHub: git push origin refs/tags/vM.m.P
2. Post a change announcement to the GEOPHIRES Change Announcements Discussion (example). Markdown template:

M.m.p: [TITLE](https://github.com/NREL/GEOPHIRES-X/pull/PR-NUMBER) | [release](https://github.com/NREL/GEOPHIRES-X/releases/tag/vM.m.P)

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Additional metadata such as TODO items or link to your initial self-review (PR into your own fork created prior to submission)

[softwareengineerprogrammer]

Rebased, see #117