Rollup merge of #26132 - astraw:fix-demangle-comment, r=alexcrichton
Rollup merge of #26132 - astraw:fix-demangle-comment, r=alexcrichton

Hi, I think the second example fails rule 3 described immediately above. This PR fixes that.

pelmers/rust,dwillmer/rust,zachwick/rust,GBGamer/rust,jashank/rust,l0kod/rust,aepsil0n/rust,zubron/rust,aidancully/rust,nwin/rust,graydon/rust,nwin/rust,mvdnes/rust,mvdnes/rust,reem/rust,GBGamer/rust,vhbit/rust,aidancully/rust,l0kod/rust,aepsil0n/rust,mvdnes/rust,jroesch/rust,omasanori/rust,mvdnes/rust,aepsil0n/rust,pelmers/rust,robertg/rust,zubron/rust,KokaKiwi/rust,omasanori/rust,dwillmer/rust,vhbit/rust,zubron/rust,jashank/rust,GBGamer/rust,jroesch/rust,graydon/rust,graydon/rust,l0kod/rust,reem/rust,aidancully/rust,vhbit/rust,omasanori/rust,nwin/rust,zubron/rust,jroesch/rust,nwin/rust,robertg/rust,jashank/rust,mihneadb/rust,nwin/rust,aepsil0n/rust,GBGamer/rust,nwin/rust,nwin/rust,KokaKiwi/rust,vhbit/rust,dwillmer/rust,KokaKiwi/rust,robertg/rust,zachwick/rust,aidancully/rust,pshc/rust,reem/rust,jashank/rust,GBGamer/rust,jashank/rust,nwin/rust,zubron/rust,l0kod/rust,vhbit/rust,reem/rust,aidancully/rust,vhbit/rust,GBGamer/rust,reem/rust,pshc/rust,robertg/rust,mihneadb/rust,pshc/rust,aidancully/rust,aepsil0n/rust,mihneadb/rust,reem/rust,graydon/rust,pshc/rust,robertg/rust,l0kod/rust,pelmers/rust,zubron/rust,dwillmer/rust,omasanori/rust,dwillmer/rust,jroesch/rust,zachwick/rust,robertg/rust,zachwick/rust,zachwick/rust,GBGamer/rust,graydon/rust,graydon/rust,KokaKiwi/rust,mvdnes/rust,jashank/rust,l0kod/rust,pshc/rust,dwillmer/rust,mihneadb/rust,pelmers/rust,pshc/rust,pelmers/rust,dwillmer/rust,zachwick/rust,omasanori/rust,l0kod/rust,dwillmer/rust,KokaKiwi/rust,zubron/rust,pelmers/rust,vhbit/rust,jashank/rust,KokaKiwi/rust,jroesch/rust,jroesch/rust,GBGamer/rust,jroesch/rust,zubron/rust,mihneadb/rust,mihneadb/rust,jashank/rust,jroesch/rust,pshc/rust,aepsil0n/rust,mvdnes/rust,l0kod/rust,vhbit/rust,pshc/rust,omasanori/rust