docs: formatdomain: Fix the introduced version of vdagent

The qemu-vdagent channel is introduced since:
"05b09f039e    conf: add qemu-vdagent channel"

It will be in the version 8.4.0.

Signed-off-by: Han Han <hhan@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Signed-off-by: Ján Tomko <jtomko@redhat.com>

diff --git a/docs/formatdomain.rst b/docs/formatdomain.rst
index 993c65e50b127d6fd197b74142652b0160fcb742..c1e99951a6558355d96e7d57a8463467f39e6dbe 100644 (file)
--- a/docs/formatdomain.rst
+++ b/docs/formatdomain.rst
@@ -6630,7 +6630,7 @@ types have different ``target`` attributes.
    Mouse mode is set by the ``mouse`` element, setting its ``mode`` attribute
    to one of ``server`` or ``client``. If no mode is specified, the qemu
    default will be used (client mode).
-   :since:`Since 8.2.0`
+   :since:`Since 8.4.0`
 
 :anchor:`<a id="elementsCharHostInterface"/>`