Bump addressable from `2.7.0` to `2.8.0`
Bump addressable from `2.7.0` to `2.8.0`

https://github.com/sporkmonger/addressable/blob/main/CHANGELOG.md#addressable-280
Only used in tests, but fixes security vulnerability https://github.com/advisories/GHSA-jxhc-q857-3j6g and `bundle-audit` failing build at https://build.gocd.org/go/tab/build/detail/Security-Checks/4049/test/1/bundler-audit

GaneshSPatil/gocd,Skarlso/gocd,Skarlso/gocd,ketan/gocd,gocd/gocd,ketan/gocd,ketan/gocd,GaneshSPatil/gocd,gocd/gocd,Skarlso/gocd,GaneshSPatil/gocd,ketan/gocd,Skarlso/gocd,GaneshSPatil/gocd,ketan/gocd,GaneshSPatil/gocd,Skarlso/gocd,Skarlso/gocd,ketan/gocd,gocd/gocd,GaneshSPatil/gocd,gocd/gocd,gocd/gocd,gocd/gocd