profiles: use HashMap for new maps instead of BTreeMap
profiles: use HashMap for new maps instead of BTreeMap

tsurai/cargo,eminence/cargo,rust-lang/cargo,vojtechkral/cargo,rustyhorde/cargo,nipunn1313/cargo,nipunn1313/cargo,rustyhorde/cargo,tshepang/cargo,tsurai/cargo,vojtechkral/cargo,rust-lang/cargo,rustyhorde/cargo,tshepang/cargo,vojtechkral/cargo,rustyhorde/cargo,tsurai/cargo,nipunn1313/cargo,rust-lang/cargo,eminence/cargo,rust-lang/cargo,eminence/cargo,tshepang/cargo,tsurai/cargo,tsurai/cargo,vojtechkral/cargo,eminence/cargo,tshepang/cargo,nipunn1313/cargo