Update authorities.csv

lib/uk_planning_scraper/authorities.csv

@@ -8,7 +8,7 @@ Ashfield,https://www2.ashfield.gov.uk/cfusion/Planning/plan_findfile.cfm,england
 Ashford,http://planning.ashford.gov.uk/planning/Default.aspx?new=true,england
 Aylesbury Vale,https://publicaccess.aylesburyvaledc.gov.uk/online-applications//search.do?action=advanced&searchType=Application,england
 Babergh,https://planning.baberghmidsuffolk.gov.uk/online-applications/search.do?action=advanced,england
-Barking and Dagenham,http://paplan.lbbd.gov.uk/online-applications/search.do?action=advanced,london outerlondon northlondon england londonboroughs
+Barking and Dagenham,https://online-befirst.lbbd.gov.uk/planning/index.html?fa=search,london outerlondon northlondon england londonboroughs
 Barnet,https://publicaccess.barnet.gov.uk/online-applications/search.do?action=advanced,londonboroughs london
 Bedford,http://www.publicaccess.bedford.gov.uk/online-applications/search.do?action=advanced,england
 Bexley,http://pa.bexley.gov.uk/online-applications/search.do?action=advanced,londonboroughs london