$Vanguard Long-Term Treasury ETF (VGLT.US)$ Shouldn't this move up now as interest rate hikes are becoming more unlikely and we commence a declining interest rate trend?

Two different portfolios.
Portfolio 1 consists of:
$SPDR S&P 500 ETF (SPY.US)$ (70%)
$Invesco QQQ Trust (QQQ.US)$ (20%)
$Vanguard Long-Term Treasury ETF (VGLT.US)$ (10%)
Aim: to capitalise on the growth sector while maintaining some of that “diversification” that comes from SPY and VGLT
Portfolio 2 consists of:
$Invesco QQQ Trust (QQQ.US)$ (60%)
$Consumer Staples Select Sector SPDR Fund (XLP.US)$ (20%)
$The Health Care Select Sector SPDR® Fund (XLV.US)$ (20%)...