docs/reference/config: fix RST syntax
docs/reference/config: fix RST syntax

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