docs: Fix additional Codepen launching issues.
docs: Fix additional Codepen launching issues.

Fix issue with `sed` replace not having proper
backslashes.

Fixes #6363.

  Closes #6391

pwistbac/material,isaaclyman/material,daniel-nagy/material,programmist/material,kamilkisiela/material,marekmicek/material,JonFerrera/material,marekmicek/material,acoreyj/material,robertmesserle/material,DevVersion/material,isaaclyman/material,clshortfuse/material,profoundry-us/material,clshortfuse/material,Splaktar/material,epelc/material,acoreyj/material,jelbourn/material,2947721120/angular-material,isaaclyman/material,epelc/material,crisbeto/material,miguelcobain/material,ilovett/material,colinskow/material,acoreyj/material,DerekLouie/material,jadjoubran/material,isaaclyman/material,jadjoubran/material,HipsterZipster/material,Splaktar/material,daniel-nagy/material,oostmeijer/material,ErinCoughlan/material,hodeyp/material,pwistbac/material,gkalpak/material,jadjoubran/material,graingert/material,profoundry-us/material,angular/material,gmoothart/material,ErinCoughlan/material,clshortfuse/material,oostmeijer/material,clshortfuse/material,kwypchlo/material,pwistbac/material,j3ski/material,angular/material,david-gang/material,hodeyp/material,epelc/material,daniel-nagy/material,SamDLT/material,crisbeto/material,j3ski/material,HarrisCorp/material,kamilkisiela/material,Splaktar/material,ServiceManagementGroup/material,graingert/material,Frank3K/material,ilovett/material,kwypchlo/material,2947721120/angular-material,Frank3K/material,miguelcobain/material,gkalpak/material,ServiceManagementGroup/material,bluebirdtech/material,david-gang/material,miguelcobain/material,robertmesserle/material,imjoeco/material,welkinhealth/material,Frank3K/material,robertmesserle/material,oostmeijer/material,ilovett/material,SamDLT/material,bluebirdtech/material,crisbeto/material,jadjoubran/material,DevVersion/material,imjoeco/material,gmoothart/material,HarrisCorp/material,david-gang/material,colinskow/material,profoundry-us/material,colinskow/material,Todd-Werelius/material,epelc/material,JonFerrera/material,ServiceManagementGroup/material,angular/material,DerekLouie/material,Todd-Werelius/material,gkalpak/material,graingert/material,hayloft/material,vertazzar/material,dmitriz/material,SamDLT/material,jelbourn/material,hodeyp/material,Todd-Werelius/material,vertazzar/material,kwypchlo/material,imjoeco/material,david-gang/material,HipsterZipster/material,dmitriz/material,dmitriz/material,pwistbac/material,2947721120/angular-material,colinskow/material,kamilkisiela/material,ErinCoughlan/material,ilovett/material,DerekLouie/material,j3ski/material,profoundry-us/material,welkinhealth/material,jelbourn/material,j3ski/material,JonFerrera/material,gkalpak/material,hayloft/material,marekmicek/material,marekmicek/material,daniel-nagy/material,crisbeto/material,welkinhealth/material,HarrisCorp/material,programmist/material,HarrisCorp/material,ErinCoughlan/material,ServiceManagementGroup/material,angular/material,2947721120/angular-material,JonFerrera/material,welkinhealth/material,Splaktar/material,vertazzar/material,HipsterZipster/material,DevVersion/material,vertazzar/material,hayloft/material,HipsterZipster/material,hodeyp/material,Todd-Werelius/material,miguelcobain/material,bluebirdtech/material,SamDLT/material,programmist/material,hayloft/material,jelbourn/material,dmitriz/material,gmoothart/material,kamilkisiela/material,graingert/material,bluebirdtech/material,DevVersion/material,DerekLouie/material,acoreyj/material,kwypchlo/material,programmist/material,oostmeijer/material,gmoothart/material,imjoeco/material,robertmesserle/material,Frank3K/material