fix: Take PG version into account in --dump-schema

The PG version is only read by the Connection Worker, which is not used in the case dump-schema. Now, the pg version is read in the schema cache queries directly, avoiding this problem in all cases.

Signed-off-by: Wolfgang Walther <walther@technowledgy.de>

src/PostgREST/Workers.hs

@@ -153,11 +153,10 @@ connectionStatus appState =
 loadSchemaCache :: AppState -> IO SCacheStatus
 loadSchemaCache appState = do
   AppConfig{..} <- AppState.getConfig appState
-  actualPgVersion <- AppState.getPgVersion appState
   result <-
     let transaction = if configDbPreparedStatements then SQL.transaction else SQL.unpreparedTransaction in
     SQL.use (AppState.getPool appState) . transaction SQL.ReadCommitted SQL.Read $
-      queryDbStructure (toList configDbSchemas) configDbExtraSearchPath actualPgVersion configDbPreparedStatements
+      queryDbStructure (toList configDbSchemas) configDbExtraSearchPath configDbPreparedStatements
   case result of
     Left e -> do
       let