Rename "good first issue" back to "good-first-issue"
Rename "good first issue" back to "good-first-issue"
aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust