Data: Freddie Mac via Fred; Chart: Axios VisualsThe average rate on the 30-year mortgage dipped below 6% for the first time since 2022, per closely watched Freddie Mac data released Thursday.Why it matters: Lower home loan rates may help juice the housing market, which has been in the dumps since interest rates first spiked four years ago.Between the lines: It's also a boost for President Trump, who boasted about mortgage rates coming down in his State of the Union's address Tuesday.Yes, but: H...