Update Costa Model line to match pull request guidelines

README.md

@@ -170,7 +170,6 @@ Awesome software projects sub-categorized by focus.
 
 ## Data Repositories
 - [Athabasca Oil Sands Well Dataset McMurray/Wabiskaw](https://ags.aer.ca/publication/spe-006) – Well logs and stratigraphic picks for 2193 wells, including 750 with lithofacies, from Alberta, Canada.
-- [COSTA model](https://researchportal.hw.ac.uk/en/datasets/costa-model-hierarchical-carbonate-reservoir-benchmarking-case-st/) -  A hierarchical carbonate reservoir benchmarking case study.
 - [Digital Rocks Portal](https://www.digitalrocksportal.org) – Powerful data portal for images of varied porous micro-structures.
 - [Geoscience Australia Portal](https://portal.ga.gov.au) – Comprehensive map-based Australian data portal across multiple geoscience domains.
 - [GSQ Open Data Portal](https://geoscience.data.qld.gov.au) – Petroleum, coal, and mineral geoscience data from the Queensland resource industry and government, with supporting information from [GSQ GitHub Repository](https://github.com/geological-survey-of-queensland) for Data Models, RDF Vocabularies, and system design.
@@ -186,6 +185,7 @@ Awesome software projects sub-categorized by focus.
 - [World Stress Map](http://www.world-stress-map.org) – A global compilation of information on the crustal present-day stress field.
 - [Volve data village](https://www.equinor.com/energy/volve-data-sharing) - A complete set of data from a North Sea oil field available for research, study and development purposes.
 - [Macrostrat](https://macrostrat.org) - A multiscale, harmonized, and globally-defined geologic map dataset and stratigraphic API.
+- [Costa Model](https://researchportal.hw.ac.uk/en/datasets/costa-model-hierarchical-carbonate-reservoir-benchmarking-case-st/) – A hierarchical carbonate reservoir benchmarking case study.
 
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