Copy add_manage migration for DSQL

migrations/dsql/2025-01-09-172300_add_manage/metadata.toml

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+run_in_transaction = false

migrations/dsql/2025-01-09-172300_add_manage/up.sql

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+-- DSQL preview can't add columns with constraints, dropping `NOT NULL DEFAULT FALSE` constraint
+-- It appears Diesel will ensure the column has appropriate values when saving records.
+
+ALTER TABLE users_collections
+ADD COLUMN manage BOOLEAN;
+
+ALTER TABLE collections_groups
+ADD COLUMN manage BOOLEAN;