Metrics-layer

What's Changed
* add more robust support for multi connections by pblankley in https://github.com/Zenlytic/metrics_layer/pull/230


**Full Changelog**: https://github.com/Zenlytic/metrics_layer/compare/v0.12.39...v0.12.40

What's Changed
* fix non additive or filters issue by pblankley in https://github.com/Zenlytic/metrics_layer/pull/235


**Full Changelog**: https://github.com/Zenlytic/metrics_layer/compare/v0.12.38...v0.12.39

What's Changed
* fix error with dim group pk where symm agg incorrectly triggers by pblankley in https://github.com/Zenlytic/metrics_layer/pull/234
* add or filters to metrics layer spec by pblankley in https://github.com/Zenlytic/metrics_layer/pull/209


**Full Changelog**: https://github.com/Zenlytic/metrics_layer/compare/v0.12.37...v0.12.38

What's Changed
* fix casting issue in bq for hour of day by pblankley in https://github.com/Zenlytic/metrics_layer/pull/233


**Full Changelog**: https://github.com/Zenlytic/metrics_layer/compare/v0.12.36...v0.12.37

What's Changed
* improve error message for missing or invalid default date by pblankley in https://github.com/Zenlytic/metrics_layer/pull/231
* add view affected by access filter method by pblankley in https://github.com/Zenlytic/metrics_layer/pull/232


**Full Changelog**: https://github.com/Zenlytic/metrics_layer/compare/v0.12.35...v0.12.36

What's Changed
* fix casting for bq and trino by pblankley in https://github.com/Zenlytic/metrics_layer/pull/229


**Full Changelog**: https://github.com/Zenlytic/metrics_layer/compare/v0.12.34...v0.12.35