Add `not` and `does-not-contain` filters to MBQL

frontend/src/lib/schema_metadata.js

src/metabase/driver/druid.clj

src/metabase/driver/druid/query_processor.clj

src/metabase/driver/generic_sql/query_processor.clj

src/metabase/driver/mongo/query_processor.clj

src/metabase/driver/query_processor/expand.clj

src/metabase/driver/query_processor/interface.clj

src/metabase/driver/query_processor/parse.clj

src/metabase/driver/query_processor/resolve.clj

test/metabase/api/dataset_test.clj

test/metabase/driver/event_query_processor_test.clj

test/metabase/driver/query_processor_test.clj

test/metabase/test/data/dataset_definitions/test-data.edn

test/metabase/test/data/datasets.clj

test/metabase/test/data/druid.clj