add Close() call

Author: kocubinski

tests/integration/v2/app.go

@@ -405,3 +405,7 @@ func (a *App) CheckBalance(
 	balances := keeper.GetAllBalances(ctx, addr)
 	require.Equal(t, expected, balances)
 }
+
+func (a *App) Close() error {
+	return a.Store.Close()
+}

tests/integration/v2/bank/determinisitic_test.go

@@ -423,6 +423,8 @@ func TestDenomsMetadata(t *testing.T) {
 		testdata.DeterministicIterationsV2(t, req, gasMeterFactory, queryFn, assertNonZeroGas, nil)
 	})
 
+	require.NoError(t, f.app.Close())
+
 	f = initDeterministicFixture(t) // reset
 	f.ctx = f.app.StateLatestContext(t)
 	gasMeterFactory = integration.GasMeterFactory(f.ctx)