internal/godoc/internal/doc: mark comparable as predeclared
Fixes golang/go#51141.
Trust: Jonathan Amsterdam
Run-TryBot: Jonathan Amsterdam
@@ -928,6 +928,7 @@ var predeclaredTypes = map[string]bool{
"any": true,
"bool": true,
"byte": true,
+ "comparable": true,
"complex64": true,
"complex128": true,
"error": true,
