Rewrite news to frame this as a feature

Signed-off-by: Filipe Laíns <[email protected]

Misc/NEWS.d/next/Core_and_Builtins/2024-12-15-19-51-54.gh-issue-127970.vdUp-y.rst

@@ -1,2 +1,5 @@
-Fix the loaded ``libpython`` library not being taken into account when
-calculating :data:`sys.base_prefix` and :data:`sys.base_exec_prefix`.
+We now use the location of the ``libpython`` runtime library used in the current
+proccess to determine :data:`sys.base_prefix` on all platforms implementing the
+`dladdr <https://pubs.opengroup.org/onlinepubs/9799919799/functions/dladdr.html>`
+function defined by the UNIX standard — this includes Linux, Android, macOS, iOS,
+FreeBSD, etc. This was already the case on Windows and macOS Framework builds.