[llvm] [RISCV][Docs] Remove Zvbb, Zvbc and Zvk* from experimental C intrinsics section of RISCVUsage.rst. NFC (PR #108718)

[Craig Topper via llvm-commits]

https://github.com/topperc updated https://github.com/llvm/llvm-project/pull/108718

>From ce82275461c5249c26740419ea46fde6d0969407 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper at sifive.com>
Date: Sat, 14 Sep 2024 14:31:36 -0700
Subject: [PATCH] [RISCV][Docs] Remove Zvbb, Zvbc and Zvk* from experimental C
 intrinsics section of RISCVUsage.rst. NFC

These are no longer experimental after 051054e6f74303bc880221e88671745f363964cc.
I left the section because we will be adding intrinsics for Zvkgs and Zvbc32e.
---
 llvm/docs/RISCVUsage.rst | 17 +----------------
 1 file changed, 1 insertion(+), 16 deletions(-)

diff --git a/llvm/docs/RISCVUsage.rst b/llvm/docs/RISCVUsage.rst
index 60f0f09a200dd9..57c857c9eb4e23 100644
--- a/llvm/docs/RISCVUsage.rst
+++ b/llvm/docs/RISCVUsage.rst
@@ -421,19 +421,4 @@ extension are still experimental.  To use C intrinsics for such an extension
 from `clang`, you must add `-menable-experimental-extensions` to the command
 line.  This currently applies to the following extensions:
 
-* ``Zvbb``
-* ``Zvbc``
-* ``Zvkb``
-* ``Zvkg``
-* ``Zvkn``
-* ``Zvknc``
-* ``Zvkned``
-* ``Zvkng``
-* ``Zvknha``
-* ``Zvknhb``
-* ``Zvks``
-* ``Zvksc``
-* ``Zvksed``
-* ``Zvksg``
-* ``Zvksh``
-* ``Zvkt``
+No extensions have experimental intrinsics.