dismissals are not better when bigger (#1272)

Author: mozza-wins

definitions/firefox_desktop.toml

@@ -1536,6 +1536,7 @@ select_expression = "COALESCE(SUM(sponsored_topsite_tile_dismissals), 0)"
 data_source = "newtab_clients_daily"
 friendly_name = "Sponsored Tiles Dismissals Count"
 description = "Count of sponsored tiles dismissals in all positions"
+bigger_is_better = false
 
 [metrics.any_sponsored_tiles_dismissals]
 select_expression = """COALESCE(LOGICAL_OR(
@@ -1544,12 +1545,14 @@ select_expression = """COALESCE(LOGICAL_OR(
 data_source = "newtab_clients_daily"
 friendly_name = "Any Sponsored Tiles Dismissed"
 description = "Clients that dismissed any sponsored tiles"
+bigger_is_better = false
 
 [metrics.organic_tiles_dismissals]
 select_expression = "COALESCE(SUM(organic_topsite_tile_dismissals),0)"
 data_source = "newtab_clients_daily"
 friendly_name = "Organic Tiles Dismissals Count"
 description = "Count of organic tiles dismissals in all positions"
+bigger_is_better = false
 
 [metrics.any_organic_tiles_dismissals]
 select_expression = """COALESCE(LOGICAL_OR(
@@ -1558,6 +1561,7 @@ select_expression = """COALESCE(LOGICAL_OR(
 data_source = "newtab_clients_daily"
 friendly_name = "Any Organic Tiles Dismissed"
 description = "Clients that dismissed any organic tiles"
+bigger_is_better = false
 
 [metrics.separate_search_engine]
 select_expression = "COALESCE(ANY_VALUE(default_search_engine != default_private_search_engine), false)"