Add new cache field for course run in Catalog Integration

Description

Instead of using a generic cache_ttl field; add new cache field for course run in CatalogIntegration config model and use it to cache course run data.

Steps to Reproduce

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Reason for Variance

Closing ticket with respect to the comments on https://github.com/edx/edx-platform/pull/14182

Release Notes

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Customer Problem Statement

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Status

Assignee

Wajeeha Khalid

Reporter

Wajeeha Khalid

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Story Points

2

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Fix versions

Priority

CAT-2
Configure