remove dependency from string-constants on compatibility-lib

original commit: 03f50815d7c2e9c905014924308fa3917f377d88

pkgs/typed-racket-pkgs/typed-racket-lib/typed-racket/base-env/base-env.rkt

@@ -19,7 +19,6 @@
   racket/set
   racket/place
   syntax/stx racket/private/stx
-  (only-in string-constants/private/only-once maybe-print-message)
   (only-in mzscheme make-namespace)
   (only-in racket/match/runtime match:error matchable? match-equality-test))
  "base-structs.rkt"
@@ -1447,8 +1446,6 @@
 
 [read-accept-reader (-Param B B)]
 
-[maybe-print-message (-String . -> . -Void)]
-
 #|
 [sort (-poly (a b) (cl->* ((-lst a) (a a . -> . B)
                           #:cache-keys? B #f