Doc tweaks for formatting & style + valid layouts on amp-call-tracking (#7722)
Doc tweaks for formatting & style + valid layouts on amp-call-tracking (#7722)

* Doc tweaks for formatting & style + valid layouts

* Update amp-call-tracking.md

rsimha-amp/amphtml,clawr/amphtml,koshka/amphtml,chaveznvg/amphtml,donttrustthisbot/amphtml,chaveznvg/amphtml,smartadserver/amphtml,erwinmombay/amphtml,honeybadgerdontcare/amphtml,camelburrito/amphtml,zhangsu/amphtml,kixer-com/amphtml,Adtoma/amphtml,taboola/amphtml,sortable/amphtml,lzanol/amphtml,media-net/amphtml,spotxchange/amphtml,gumgum/amphtml,keithwrightbos/amphtml,lannka/amphtml,kamtschatka/amphtml,comScore/amphtml,ecoron/amphtml,cvializ/amphtml,rajkumarsrk/amphtml,BenDz/amphtml,donttrustthisbot/amphtml,sebastianbenz/amphtml,comScore/amphtml,danielrozenberg/amphtml,rlugojr/amphtml,wjfang/amphtml,widespace-os/amphtml,sklobovskaya/amphtml,adiant/amphtml,ecoron/amphtml,pedjoni8/amphtml,zhangsu/amphtml,jridgewell/amphtml,avimehta/amphtml,alanorozco/amphtml,src-code/amphtml,danielrozenberg/amphtml,honeybadgerdontcare/amphtml,bpaduch/amphtml,media-net/amphtml,alanorozco/amphtml,taboola/amphtml,tlong2/amphtml,sriramkrish85/amphtml,shawnbuso/amphtml,rajkumarsrk/amphtml,techhtml/amphtml,sriramkrish85/amphtml,taboola/amphtml,rajkumarsrk/amphtml,koshka/amphtml,cory-work/amphtml,aghassemi/amphtml,cory-work/amphtml,smartadserver/amphtml,keithwrightbos/amphtml,erwinmombay/amphtml,adup-tech/amphtml,kamtschatka/amphtml,adiant/amphtml,cory-work/amphtml,luciancrasovan/amphtml,fullspeed-sp/amphtml,jridgewell/amphtml,jmadler/amphtml,ecoron/amphtml,erwinmombay/amphtml,powdercloud/amphtml,JuliusThms/amphtml,clawr/amphtml,Gregable/amphtml,sklobovskaya/amphtml,ecoron/amphtml,yieldbot/amphtml,Adtoma/amphtml,kmh287/amphtml,erwinmombay/amphtml,BenDz/amphtml,comScore/amphtml,mhc-gh/amphtml,avimehta/amphtml,dotandads/amphtml,adiant/amphtml,lannka/amphtml,ampproject/amphtml,pedjoni8/amphtml,fullspeed-sp/amphtml,src-code/amphtml,media-net/amphtml,alanorozco/amphtml,src-code/amphtml,shawnbuso/amphtml,rlugojr/amphtml,alanorozco/amphtml,lannka/amphtml,kixer-com/amphtml,laterpay/amphtml,yieldmo/amphtml,adup-tech/amphtml,comScore/amphtml,Mobusi-ads/amphtml,yieldmo/amphtml,keithwrightbos/amphtml,burtcorp/amphtml,prateekbh/amphtml,media-net/amphtml,alanorozco/amphtml,Mobusi-ads/amphtml,rsimha-amp/amphtml,prateekbh/amphtml,spotxchange/amphtml,gumgum/amphtml,sharethrough/amphtml,DAC-f1h-dev/amphtml,media-net/amphtml,lzanol/amphtml,widespace-os/amphtml,engtat/amphtml,Adtoma/amphtml,tlong2/amphtml,vmarteev/amphtml,ampproject/amphtml,kmh287/amphtml,zhucl/amphtml,zhangsu/amphtml,zhouyx/amphtml,fullspeed-sp/amphtml,engtat/amphtml,techhtml/amphtml,chaveznvg/amphtml,prateekbh/amphtml,shawnbuso/amphtml,jdelhommeau/amphtml,rajkumarsrk/amphtml,adup-tech/amphtml,ampproject/amphtml,techhtml/amphtml,adup-tech/amphtml,techhtml/amphtml,aghassemi/amphtml,sortable/amphtml,arealit/amphtml,nexxtv/amphtml,jridgewell/amphtml,vmarteev/amphtml,vmarteev/amphtml,comScore/amphtml,ampproject/amphtml,zhangsu/amphtml,vmarteev/amphtml,taboola/amphtml,voyagegroup/amphtml,jmadler/amphtml,engtat/amphtml,kmh287/amphtml,danielrozenberg/amphtml,nexxtv/amphtml,jdelhommeau/amphtml,yandex-pcode/amphtml,media-net/amphtml,wjfang/amphtml,gumgum/amphtml,yieldbot/amphtml,Mobusi-ads/amphtml,keithwrightbos/amphtml,danielrozenberg/amphtml,camelburrito/amphtml,pedjoni8/amphtml,lannka/amphtml,DarXector/amphtml,zhucl/amphtml,jpettitt/amphtml,yandex-pcode/amphtml,nexxtv/amphtml,zhouyx/amphtml,ADITION/amphtml,yieldmo/amphtml,ADITION/amphtml,gumgum/amphtml,luciancrasovan/amphtml,prateekbh/amphtml,spotxchange/amphtml,sharethrough/amphtml,sharethrough/amphtml,rlugojr/amphtml,clawr/amphtml,cvializ/amphtml,bpaduch/amphtml,kixer-com/amphtml,pedjoni8/amphtml,rsimha-amp/amphtml,ADITION/amphtml,Gregable/amphtml,sebastianbenz/amphtml,kamtschatka/amphtml,luciancrasovan/amphtml,spotxchange/amphtml,rsimha-amp/amphtml,powdercloud/amphtml,JuliusThms/amphtml,DAC-f1h-dev/amphtml,smartadserver/amphtml,koshka/amphtml,src-code/amphtml,laterpay/amphtml,ADITION/amphtml,jpettitt/amphtml,ampproject/amphtml,media-net/amphtml,laterpay/amphtml,shawnbuso/amphtml,luciancrasovan/amphtml,adup-tech/amphtml,wjfang/amphtml,jdelhommeau/amphtml,kmh287/amphtml,Mobusi-ads/amphtml,rajkumarsrk/amphtml,donttrustthisbot/amphtml,comScore/amphtml,widespace-os/amphtml,JuliusThms/amphtml,sklobovskaya/amphtml,honeybadgerdontcare/amphtml,burtcorp/amphtml,aghassemi/amphtml,DarXector/amphtml,wjfang/amphtml,cvializ/amphtml,adiant/amphtml,rsimha-amp/amphtml,arealit/amphtml,DarXector/amphtml,zhouyx/amphtml,pedjoni8/amphtml,Gregable/amphtml,taboola/amphtml,adiant/amphtml,powdercloud/amphtml,sebastianbenz/amphtml,zhouyx/amphtml,jpettitt/amphtml,jridgewell/amphtml,nexxtv/amphtml,koshka/amphtml,DarXector/amphtml,ampproject/amphtml,arealit/amphtml,Gregable/amphtml,yieldbot/amphtml,media-net/amphtml,pedjoni8/amphtml,prateekbh/amphtml,danielrozenberg/amphtml,Mobusi-ads/amphtml,smartadserver/amphtml,jmadler/amphtml,Mobusi-ads/amphtml,voyagegroup/amphtml,vmarteev/amphtml,arealit/amphtml,burtcorp/amphtml,burtcorp/amphtml,engtat/amphtml,yieldmo/amphtml,donttrustthisbot/amphtml,sharethrough/amphtml,camelburrito/amphtml,powdercloud/amphtml,jmadler/amphtml,DarXector/amphtml,lzanol/amphtml,comScore/amphtml,BenDz/amphtml,smartadserver/amphtml,sriramkrish85/amphtml,aghassemi/amphtml,Gregable/amphtml,sebastianbenz/amphtml,chaveznvg/amphtml,jpettitt/amphtml,koshka/amphtml,luciancrasovan/amphtml,jpettitt/amphtml,arealit/amphtml,zhucl/amphtml,voyagegroup/amphtml,rlugojr/amphtml,widespace-os/amphtml,engtat/amphtml,alanorozco/amphtml,danielrozenberg/amphtml,sebastianbenz/amphtml,shawnbuso/amphtml,rajkumarsrk/amphtml,tlong2/amphtml,jridgewell/amphtml,alanorozco/amphtml,prateekbh/amphtml,cvializ/amphtml,wjfang/amphtml,honeybadgerdontcare/amphtml,dotandads/amphtml,lannka/amphtml,arealit/amphtml,kixer-com/amphtml,sortable/amphtml,sriramkrish85/amphtml,ampproject/amphtml,wjfang/amphtml,jpettitt/amphtml,yandex-pcode/amphtml,clawr/amphtml,jridgewell/amphtml,bpaduch/amphtml,kamtschatka/amphtml,donttrustthisbot/amphtml,sklobovskaya/amphtml,clawr/amphtml,mhc-gh/amphtml,camelburrito/amphtml,rsimha-amp/amphtml,yandex-pcode/amphtml,zhangsu/amphtml,voyagegroup/amphtml,yieldbot/amphtml,zhucl/amphtml,laterpay/amphtml,adiant/amphtml,chaveznvg/amphtml,cvializ/amphtml,mhc-gh/amphtml,DAC-f1h-dev/amphtml,lannka/amphtml,jmadler/amphtml,lzanol/amphtml,zhucl/amphtml,donttrustthisbot/amphtml,mhc-gh/amphtml,DarXector/amphtml,mhc-gh/amphtml,yieldbot/amphtml,camelburrito/amphtml,BenDz/amphtml,DAC-f1h-dev/amphtml,Gregable/amphtml,powdercloud/amphtml,bpaduch/amphtml,sortable/amphtml,sriramkrish85/amphtml,rlugojr/amphtml,yieldmo/amphtml,BenDz/amphtml,Adtoma/amphtml,src-code/amphtml,taboola/amphtml,luciancrasovan/amphtml,shawnbuso/amphtml,avimehta/amphtml,yieldmo/amphtml,erwinmombay/amphtml,ecoron/amphtml,avimehta/amphtml,spotxchange/amphtml,bpaduch/amphtml,honeybadgerdontcare/amphtml,JuliusThms/amphtml,keithwrightbos/amphtml,tlong2/amphtml,prateekbh/amphtml,dotandads/amphtml,kixer-com/amphtml,clawr/amphtml,widespace-os/amphtml,sebastianbenz/amphtml,fullspeed-sp/amphtml,camelburrito/amphtml,avimehta/amphtml,sharethrough/amphtml,wjfang/amphtml,vmarteev/amphtml,kixer-com/amphtml,aghassemi/amphtml,cory-work/amphtml,engtat/amphtml,techhtml/amphtml,jpettitt/amphtml,camelburrito/amphtml,DAC-f1h-dev/amphtml,rsimha-amp/amphtml,tlong2/amphtml,danielrozenberg/amphtml,jpettitt/amphtml,mhc-gh/amphtml,zhucl/amphtml,gumgum/amphtml,erwinmombay/amphtml,techhtml/amphtml,clawr/amphtml,Gregable/amphtml,avimehta/amphtml,honeybadgerdontcare/amphtml,jridgewell/amphtml,keithwrightbos/amphtml,zhouyx/amphtml,donttrustthisbot/amphtml,arealit/amphtml,smartadserver/amphtml,cory-work/amphtml,kmh287/amphtml,voyagegroup/amphtml,spotxchange/amphtml,zhouyx/amphtml,zhucl/amphtml,zhangsu/amphtml,kamtschatka/amphtml,nexxtv/amphtml,sortable/amphtml,yandex-pcode/amphtml,Gregable/amphtml,danielrozenberg/amphtml,nexxtv/amphtml,sriramkrish85/amphtml,DAC-f1h-dev/amphtml,burtcorp/amphtml,keithwrightbos/amphtml,laterpay/amphtml,sharethrough/amphtml,luciancrasovan/amphtml,burtcorp/amphtml,gumgum/amphtml,bpaduch/amphtml,yieldmo/amphtml,nexxtv/amphtml,rlugojr/amphtml,yieldbot/amphtml,JuliusThms/amphtml,lannka/amphtml,engtat/amphtml,shawnbuso/amphtml,Adtoma/amphtml,ADITION/amphtml,taboola/amphtml,koshka/amphtml,yandex-pcode/amphtml,gumgum/amphtml,voyagegroup/amphtml,vmarteev/amphtml,jmadler/amphtml,src-code/amphtml,JuliusThms/amphtml,powdercloud/amphtml,dotandads/amphtml,lzanol/amphtml,alanorozco/amphtml,adup-tech/amphtml,kmh287/amphtml,jdelhommeau/amphtml,fullspeed-sp/amphtml,kamtschatka/amphtml,BenDz/amphtml,lzanol/amphtml,sortable/amphtml,yandex-pcode/amphtml,aghassemi/amphtml,cvializ/amphtml,ampproject/amphtml,rajkumarsrk/amphtml,mhc-gh/amphtml,cory-work/amphtml,dotandads/amphtml,voyagegroup/amphtml,sklobovskaya/amphtml,honeybadgerdontcare/amphtml,jdelhommeau/amphtml,sklobovskaya/amphtml,kixer-com/amphtml,powdercloud/amphtml,widespace-os/amphtml,Adtoma/amphtml,ecoron/amphtml,dotandads/amphtml,fullspeed-sp/amphtml,bpaduch/amphtml,jdelhommeau/amphtml,laterpay/amphtml,zhouyx/amphtml,adiant/amphtml,chaveznvg/amphtml,sklobovskaya/amphtml,tlong2/amphtml,mhc-gh/amphtml,cory-work/amphtml