New snippet: "Default Clause".
New snippet: "Default Clause".

Insert a `default` clause for use in a `switch` or `select` block.

jBugman/go-tmbundle,tg/golang.tmbundle,tg/golang.tmbundle,syscrusher/golang.tmbundle,AlanQuatermain/go-tmbundle,syscrusher/golang.tmbundle,syscrusher/golang.tmbundle