By Rod Mcguirk THE ASSOCIATED PRESS CANBERRA, Australia (AP)- Ultramarathon runner Pat Farmer ended a 14,400-kilometer (8,950-mile) run at the central Australian sandstone landmark Uluru on Wednesday after a seven-month journey to raise public support for the creation of an Indigenous advocacy body in the constitution. Australians will vote on Saturday at a referendum that would enshrine in the constitution a so-called Indigenous Voice to Parliament, a mechanism for Indigenous Australians to advise lawmakers on policies that effect their lives. Prime Minister Anthony Albanese was at Uluru, which is an Indigenous sacred site also known as Ayers Rock, to welcome the 61-year-old runner’s arrival. Albanese said he had “utter admiration and awe” for Farmer’s commitment for the cause which opinion polls suggest is unlikely to succeed. “No one has…