[libvirt] [PATCH] docs: rng: make newly introduced features in domcaps optional

[Nikolay Shirokovskiy]

<features> was introduced in 24f17f55 and have only gic child element
at the time. Thus from backcompat POV the other children are optional.

Signed-off-by: Nikolay Shirokovskiy <nshirokovskiy at virtuozzo.com>
---
 docs/schemas/domaincaps.rng | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/docs/schemas/domaincaps.rng b/docs/schemas/domaincaps.rng
index 7d80693..2258365 100644
--- a/docs/schemas/domaincaps.rng
+++ b/docs/schemas/domaincaps.rng
@@ -183,9 +183,15 @@
     <element name='features'>
       <interleave>
         <ref name='gic'/>
-        <ref name='vmcoreinfo'/>
-        <ref name='vmgenid'/>
-        <ref name='sev'/>
+        <optional>
+          <ref name='vmcoreinfo'/>
+        </optional>
+        <optional>
+          <ref name='vmgenid'/>
+        </optional>
+        <optional>
+          <ref name='sev'/>
+        </optional>
       </interleave>
     </element>
   </define>
-- 
1.8.3.1