[committed 1/5] aarch64: Fix documentation of armv9.6-a dependencies

[Alice Carlotti]

The sve2p2 and fprcvt extensions were removed from -march=armv9.6-a, but
we forgot to update the documentation at the same time.


diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi
index 3ead6950fa8182b433f3e36aede5b5b4cc6dbfb5..99cbe8e9939790f696eb65a9a0b5f2a01b726357 100644
--- a/gas/doc/c-aarch64.texi
+++ b/gas/doc/c-aarch64.texi
@@ -418,7 +418,7 @@ automatically cause those extensions to be disabled.
 @item @code{armv9.3-a} @tab @code{armv9.2-a}, @code{armv8.8-a}
 @item @code{armv9.4-a} @tab @code{armv9.3-a}, @code{armv8.9-a}
 @item @code{armv9.5-a} @tab @code{armv9.4-a}, @code{cpa}, @code{lut}, @code{faminmax}
-@item @code{armv9.6-a} @tab @code{armv9.5-a}, @code{cmpbr}, @code{fprcvt}, @code{lsui}, @code{occmo}, @code{sve2p2}
+@item @code{armv9.6-a} @tab @code{armv9.5-a}, @code{cmpbr}, @code{lsui}, @code{occmo}
 @item @code{armv8-r} @tab @code{armv8.4-a+nolor}
 @end multitable