Fix HashMap/HashSet LLDB pretty-printer after hashbrown 0.11.0
Fix HashMap/HashSet LLDB pretty-printer after hashbrown 0.11.0

The pretty-printer was broken in https://github.com/rust-lang/rust/pull/77566
after updating hashbrown to 0.11.0.
Note that the corresponding GDB pretty-printer was updated properly.

aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust