Cfg hide more conditions for core

Author: Urgau

library/core/src/lib.rs

@@ -64,6 +64,7 @@
     not(bootstrap),
     doc(cfg_hide(
         not(test),
+        any(not(feature = "miri-test-libstd"), test, doctest),
         target_pointer_width = "16",
         target_pointer_width = "32",
         target_pointer_width = "64",