* Dashboard Migrations: V31 LabelsToFields-Merge Migration * Dashboard Migrations: V32 No-op migration * simplify * Refactor to reduce nesting * Dashboard Migrations: V30 value mappings and tooltip options * Do not automigrate since graph is migrated in v27 * Refactor to reduce nesting * Add test case for invalid mapping * migrate to v29 --------- Co-authored-by: Ivan Ortega <ivanortegaalba@gmail.com>