Add news entry

Author: jishnub

NEWS.md

@@ -111,6 +111,7 @@ New library features
 * `invoke` now supports passing a CodeInstance instead of a type, which can enable
 certain compiler plugin workflows ([#56660]).
 * `sort` now supports `NTuple`s ([#54494])
+* `Base.AbstractOneTo` is added as a supertype of one-based axes, with `Base.OneTo` as its subtype ([#56902]).
 
 Standard library changes
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