Support managed build on linux/aarch64 (#26047)
Support managed build on linux/aarch64 (#26047)

We have everything we need to build the native and managed components on
linux/aarch64 (hosted, not cross compiled). So lets enable building the
managed components on linux/aarch64.

Also remove out-of-date list of unsupported RIDs.
poizan42/coreclr,poizan42/coreclr,cshung/coreclr,krk/coreclr,cshung/coreclr,krk/coreclr,cshung/coreclr,krk/coreclr,poizan42/coreclr,krk/coreclr,krk/coreclr,krk/coreclr,poizan42/coreclr,poizan42/coreclr,cshung/coreclr,cshung/coreclr,cshung/coreclr,poizan42/coreclr