Release 0.45.4

[odlbot]

Chris Chudzicki

• Allow runs with multiple prices to still be considered identical (Allow runs with multiple prices to still be considered identical #2563) (dcfd0b37)
• Fix featured list channel sorting (Fix featured list channel sorting #2559) (00a104de)
• Update MITxOnline API Client (Update MITxOnline API Client #2554) (e9105dca)

Matt Bertrand

• Only show published runs of courses in /items/ endpoint (Only show published runs of courses in /items/ endpoint #2562) (c804fda0)
• Refactor price assignment for mitxonline (Refactor price assignment for mitxonline #2550) (f9d07aca)

Anastasia Beglova

• remove old canvas problem fields (remove old canvas problem fields #2552) (acb530f3)

Shankar Ambady

• Canvas - skip TutorProblemFile OCR if content is the same (Canvas - skip TutorProblemFile OCR if content is the same #2557) (75a06862)
• Canvas - resolve visibility of orphaned files (Canvas - resolve visibility of orphaned files #2548) (cb77e7b3)

renovate[bot]

• chore(deps): update nginx docker tag to v1.29.1 (chore(deps): update nginx docker tag to v1.29.1 #2549) (2a9dde15)
• chore(deps): update actions/checkout action to v5 (chore(deps): update actions/checkout action to v5 #2551) (9beb1439)
• fix(deps): update django-health-check digest to 592f6a8 (fix(deps): update django-health-check digest to 592f6a8 #2527) (9c02afbe)

Jon Kafton

• Certificate page design adjustments (Certificate page design adjustments #2547) (417ac6c7)
• Certificate social media / URL sharing (Certificate social media / URL sharing #2524) (14e46c32)