Fix syntax error in docs (missing endhighlight).
Fix syntax error in docs (missing endhighlight).

pgkelley4/marathon,ayouwei/marathon,vivekjuneja/marathon,hangyan/marathon,Caerostris/marathon,Kosta-Github/marathon,rtward/marathon,matsluni/marathon,mikejihbe/marathon,meln1k/marathon,pugna0/marathon,meln1k/marathon,ramitsurana/marathon,janisz/marathon,sledigabel/marathon,pugna0/marathon,sepiroth887/marathon,MrMarvin/marathon,janisz/marathon,IanSaunders/marathon,HardikDR/marathon,ss75710541/marathon,rtward/marathon,sledigabel/marathon,ayouwei/marathon,Caerostris/marathon,ramitsurana/marathon,okuryu/marathon,guenter/marathon,vivekjuneja/marathon,gsantovena/marathon,okuryu/marathon,cherrydocker/marathon-1,Kosta-Github/marathon,bsideup/marathon,sepiroth887/marathon,manojlds/marathon,murat-lacework/marathon,manojlds/marathon,yp-engineering/marathon,Yhgenomics/marathon,natemurthy/marathon,hangyan/marathon,timcharper/marathon,MrMarvin/marathon,janisz/marathon,vivekjuneja/marathon,bsideup/marathon,janisz/marathon,Yhgenomics/marathon,titosand/marathon,meln1k/marathon,matsluni/marathon,mikejihbe/marathon,pugna0/marathon,meln1k/marathon,manojlds/marathon,gsantovena/marathon,matsluni/marathon,rtward/marathon,mesosphere/marathon,guenter/marathon,Caerostris/marathon,titosand/marathon,mesosphere/marathon,gsantovena/marathon,meln1k/marathon,lelezi/marathon,sepiroth887/marathon,gsantovena/marathon,SivagnanamCiena/marathon,EasonYi/marathon,SivagnanamCiena/marathon,bsideup/marathon,EasonYi/marathon,natemurthy/marathon,cherrydocker/marathon-1,ss75710541/marathon,guenter/marathon,ramitsurana/marathon,sledigabel/marathon,Caerostris/marathon,guenter/marathon,cgvarela/marathon,mesosphere/marathon,cherrydocker/marathon-1,mikejihbe/marathon,timcharper/marathon,quamilek/marathon,timcharper/marathon,okuryu/marathon,murat-lacework/marathon,mesosphere/marathon,mesosphere/marathon,IanSaunders/marathon,hangyan/marathon,natemurthy/marathon,HardikDR/marathon,IanSaunders/marathon,gsantovena/marathon,MrMarvin/marathon,murat-lacework/marathon,ss75710541/marathon,quamilek/marathon,SivagnanamCiena/marathon,lelezi/marathon,cgvarela/marathon,quamilek/marathon,yp-engineering/marathon,ayouwei/marathon,Yhgenomics/marathon,lelezi/marathon,EasonYi/marathon,pgkelley4/marathon,guenter/marathon,cgvarela/marathon,Caerostris/marathon,HardikDR/marathon,janisz/marathon