By Alex Lawler LONDON (Reuters) – Oil edged higher on Wednesday after Brent crude earlier fell close to its lowest in 2022, as hopes of higher Chinese demand offset concern about recession and easing fears that a Western cap on Russian oil prices would curb supply. China announced on Wednesday the most sweeping changes to its anti-COVID regime since the pandemic began, loosening rules that curbed the spread of the virus but hobbled the world’s second largest economy and sparked protests. Brent crude was up 7 cents at $79.42 a barrel by 1230 GMT. It touched $77.74 earlier, the lowest since Jan….