chore: cleanup flightStream ledger of FlightSqlClient close.

Author: karel-rehor

src/main/java/com/influxdb/v3/client/internal/FlightSqlClient.java

@@ -170,6 +170,9 @@ private synchronized void addToAutoCloseable(@Nonnull final AutoCloseable closea
     public void close() throws Exception {
         autoCloseables.add(client);
         AutoCloseables.close(autoCloseables);
+        for (AutoCloseable closeable : autoCloseables) {
+            CLOSEABLE_CLOSED_LEDGER.remove(closeable);
+        }
     }
 
     @Nonnull

src/test/java/com/influxdb/v3/client/internal/FlightSqlClientTest.java

@@ -405,7 +405,11 @@ public void multipleFlightStreamsFreed() throws Exception {
                     Assertions.assertThat(flightSqlClient.autoCloseables.contains(autoCloseables.get(i))).isTrue();
                 }
             }
+            Assertions.assertThat(FlightSqlClient.CLOSEABLE_CLOSED_LEDGER.size())
+                .isEqualTo(FlightSqlClient.AUTOCLOSEABLE_CHECK_LIMIT - 1);
         }
+        Assertions.assertThat(FlightSqlClient.CLOSEABLE_CLOSED_LEDGER.size()).isEqualTo(0);
+
     }
 
     static class HeaderCaptureMiddleware implements FlightServerMiddleware {