v5.2.2

What's Changed

• #2037: Fix accepting API-created suggestions fails by @Erikmitk
• #2007: Fix document update failing for migrated Fedora 3 documents by @Erikmitk
• Fix WoS plain-text import corrupting special characters by @Erikmitk
• Fix attribute-mapped fields losing values containing double quotes by @Erikmitk
• [TASK] Upgrade PHPStan 0.12→2.1, add baseline for pre-existing errors by @Erikmitk

Full Changelog: v5.2.1...v5.2.2