LDC 1.28.1

[kinke]

A new patch version was just released:

* Based on D 2.098.1+ (stable from 2 days ago).
* Linux x86[_64]: Important fix with statically linked druntime 
and lld/bfd linkers. [lld 13 came with a deadly breaking change 
and doesn't work, older versions do - stay tuned for LDC v1.29 
for further improved linker support.]
* New UDAs: `@hidden` and `@noSanitize`.
* Ability to access magic linker symbols on Mac via special 
mangle prefix.
* WebAssembly: Tweaked default lld linker flags for less trouble 
wrt. stack overflows. Thanks @ryuukk!
* Support `rdtscp` in DMD-style inline assembly. Thanks Max!

Full release log and downloads: 
https://github.com/ldc-developers/ldc/releases/tag/v1.28.1

Thanks to all contributors & sponsors!


PS: The original plan was to release this just before Christmas 
vacation, but a high-impact Nullable regression in Phobos 
v2.098.1 prevented that.