DOC fixed rst syntax in DOWNLOAD_FAIL_ON_DATALOSS docs
DOC fixed rst syntax in DOWNLOAD_FAIL_ON_DATALOSS docs

wujuguang/scrapy,umrashrf/scrapy,kmike/scrapy,scrapy/scrapy,Parlin-Galanodel/scrapy,finfish/scrapy,ArturGaspar/scrapy,starrify/scrapy,wujuguang/scrapy,Ryezhang/scrapy,pawelmhm/scrapy,umrashrf/scrapy,elacuesta/scrapy,wujuguang/scrapy,starrify/scrapy,pablohoffman/scrapy,Parlin-Galanodel/scrapy,Ryezhang/scrapy,umrashrf/scrapy,pablohoffman/scrapy,eLRuLL/scrapy,pawelmhm/scrapy,eLRuLL/scrapy,elacuesta/scrapy,finfish/scrapy,eLRuLL/scrapy,Parlin-Galanodel/scrapy,pawelmhm/scrapy,ssteo/scrapy,dangra/scrapy,kmike/scrapy,scrapy/scrapy,finfish/scrapy,ArturGaspar/scrapy,starrify/scrapy,scrapy/scrapy,Ryezhang/scrapy,ArturGaspar/scrapy,ssteo/scrapy,ssteo/scrapy,dangra/scrapy,kmike/scrapy,dangra/scrapy,elacuesta/scrapy,pablohoffman/scrapy