reduce the celery concurrency to 1 worker
reduce the celery concurrency to 1 worker

parkouss/treeherder,sylvestre/treeherder,akhileshpillai/treeherder,glenn124f/treeherder,tojon/treeherder,tojon/treeherder,edmorley/treeherder,rail/treeherder,glenn124f/treeherder,adusca/treeherder,tojonmz/treeherder,sylvestre/treeherder,adusca/treeherder,jgraham/treeherder,deathping1994/treeherder,glenn124f/treeherder,kapy2010/treeherder,akhileshpillai/treeherder,wlach/treeherder,rail/treeherder,adusca/treeherder,tojonmz/treeherder,wlach/treeherder,tojonmz/treeherder,kapy2010/treeherder,adusca/treeherder,avih/treeherder,moijes12/treeherder,sylvestre/treeherder,edmorley/treeherder,vaishalitekale/treeherder,vaishalitekale/treeherder,tojonmz/treeherder,gbrmachado/treeherder,sylvestre/treeherder,deathping1994/treeherder,vaishalitekale/treeherder,moijes12/treeherder,jgraham/treeherder,gbrmachado/treeherder,adusca/treeherder,glenn124f/treeherder,gbrmachado/treeherder,rail/treeherder,glenn124f/treeherder,jgraham/treeherder,jgraham/treeherder,avih/treeherder,vaishalitekale/treeherder,rail/treeherder,deathping1994/treeherder,KWierso/treeherder,vaishalitekale/treeherder,KWierso/treeherder,parkouss/treeherder,moijes12/treeherder,gbrmachado/treeherder,moijes12/treeherder,moijes12/treeherder,kapy2010/treeherder,avih/treeherder,avih/treeherder,deathping1994/treeherder,gbrmachado/treeherder,moijes12/treeherder,tojon/treeherder,deathping1994/treeherder,jgraham/treeherder,glenn124f/treeherder,edmorley/treeherder,rail/treeherder,KWierso/treeherder,tojon/treeherder,kapy2010/treeherder,wlach/treeherder,kapy2010/treeherder,wlach/treeherder,parkouss/treeherder,edmorley/treeherder,rail/treeherder,akhileshpillai/treeherder,wlach/treeherder,tojonmz/treeherder,tojonmz/treeherder,akhileshpillai/treeherder,avih/treeherder,sylvestre/treeherder,avih/treeherder,deathping1994/treeherder,adusca/treeherder,parkouss/treeherder,sylvestre/treeherder,akhileshpillai/treeherder,wlach/treeherder,parkouss/treeherder,jgraham/treeherder,gbrmachado/treeherder,KWierso/treeherder,akhileshpillai/treeherder,parkouss/treeherder,vaishalitekale/treeherder