disable hints on unrelated integration tests

stdlib/REPL/test/repl.jl

@@ -121,7 +121,12 @@ end
 # in the mix. If verification needs to be done, keep it to the bare minimum. Basically
 # this should make sure nothing crashes without depending on how exactly the control
 # characters are being used.
-fake_repl(options = REPL.Options(confirm_exit=false,hascolor=true)) do stdin_write, stdout_read, repl
+repl_options = REPL.Options(
+    confirm_exit=false,
+    hascolor=true,
+    hint_tab_completes=false, # these have dedicated tests and may be slow to show so disable for unrelated integration tests
+)
+fake_repl(options = repl_options) do stdin_write, stdout_read, repl
     repl.specialdisplay = REPL.REPLDisplay(repl)
     repl.history_file = false