doc: updating the catalog with better descriptions

[tyao117]

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[ocofaigh]

/run pipeline

[ocofaigh]

@tyao117 Can you run the pre-commits locally to fix this?

fix end of files..........................................................Failed
- hook id: end-of-file-fixer
- exit code: 1
- files were modified by this hook

Fixing ibm_catalog.json

[ocofaigh]

Changes are coming in #190