feat: make db-root-spec stable (#2694)

test/spec/Feature/OpenApi/RootSpec.hs

@@ -9,8 +9,6 @@ import Test.Hspec.Wai.JSON
 
 import Protolude hiding (get)
 
-import SpecHelper
-
 spec :: SpecWith ((), Application)
 spec =
   describe "root spec function" $ do
@@ -22,9 +20,3 @@ spec =
            "info": {"title": "PostgREST API", "description": "This is a dynamic API generated by PostgREST"}
           }|]
         { matchHeaders = ["Content-Type" <:> "application/openapi+json; charset=utf-8"] }
-
-    it "accepts application/json" $
-      request methodGet "/"
-        [("Accept", "application/json")] "" `shouldRespondWith`
-        200
-        { matchHeaders = [matchContentTypeJson] }