Updates from 77th meeting of TC39

To Stage-1:

await operations to stage 1.
ResizableArrayBuffer and GrowableSharedArrayBuffer to stage 1.

To Stage-2:

JSON.parse source text access to stage 2.
Record & Tuple to stage 2.
.item on method on all the built-in indexables to stage 2.
The FinalizationRegistry.prototype.cleanupSome method to stage 2.
JSON Modules split out from Import Conditions at stage 2.

To Stage-3:

Intl.Segmenter: Unicode segmentation to stage 3.

To Stage-4:

Numeric Separators to stage 4.
Logical Assignment to stage 4.
WeakRefs to stage 4.
Intl.DateTimeFormat dateStyle & timeStyle to stage 4.
Intl.ListFormat to stage 4.
Promise.any and AggregateError to stage 4.