Revert "omit a couple more"

This reverts commit 856d937c29.

info.rkt

@@ -7,4 +7,4 @@
 (define scribblings '(("scribblings/pollen.scrbl" (multi-page))))
 (define raco-commands '(("pollen" pollen/raco "issue Pollen command" #f)))
 (define compile-omit-paths '("tests" "raco.rkt"))
-(define test-omit-paths '("tests/test-langs.rkt" "highlight.rkt" "raco.rkt"))
+(define test-omit-paths '("tests/test-langs.rkt"))