v2.3.15

What's Changed

• Stop testing on 3.2 by @jcoyne in #1165
• update index map colors by @dnoneill in #1166
• Filter dcat_theme_sm during OGM harvesting using controlled vocabulary by @marlo-longley in #1163
• shows metadata modal link in toolbar if metadata available by @peetucket in #1182
• target ruby 3.3 for rubocop by @peetucket in #1188
• Remove config/secrets.yml by @jcoyne in #1193
• Update dependencies by @sul-devops-team in #1196

Full Changelog: v2.3.14...v2.3.15