provision/docker/healer: small improvement on function comment
provision/docker/healer: small improvement on function comment

kgrvamsi/tsuru,kgrvamsi/tsuru,kgrvamsi/tsuru,mderaldo/tsuru,ArxdSilva/tsuru,ggarnier/tsuru,Endika/tsuru,4eek/tsuru,firebitsbr/tsuru,hugoantunes/tsuru,cezarsa/tsuru,tsuru/tsuru,Endika/tsuru,hcxiong/tsuru,cgvarela/tsuru,firebitsbr/tsuru,cgvarela/tsuru,tuxmonteiro/tsuru,guilhermebr/tsuru,tsuru/tsuru,mderaldo/tsuru,gciotta/tsuru,ArxdSilva/tsuru,cezarsa/tsuru,cezarsa/tsuru,RichardKnop/tsuru,tuxmonteiro/tsuru,tsuru/tsuru,4eek/tsuru,gwmoura/tsuru,mderaldo/tsuru,tsuru/tsuru,4eek/tsuru,guilhermebr/tsuru,gwmoura/tsuru,guilhermebr/tsuru,cgvarela/tsuru,jblancett/tsuru,ggarnier/tsuru,Endika/tsuru,cezarsa/tsuru,hugoantunes/tsuru,gciotta/tsuru,firebitsbr/tsuru,RichardKnop/tsuru,gwmoura/tsuru,RichardKnop/tsuru,ggarnier/tsuru,ggarnier/tsuru,tuxmonteiro/tsuru,jblancett/tsuru,guilhermebr/tsuru,ArxdSilva/tsuru,gciotta/tsuru,hcxiong/tsuru,ArxdSilva/tsuru,jblancett/tsuru,hcxiong/tsuru