virDomainDefFormatInternal: Drop useless check

There's a check if a domain definition has any graphics card and
if so, we iterate over each one of them. This makes no sense,
because even if it has none we can still iterate over.
Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>

src/conf/domain_conf.c

@@ -22363,11 +22363,9 @@ virDomainDefFormatInternal(virDomainDefPtr def,
             goto error;
     }
 
-    if (def->ngraphics > 0) {
-        for (n = 0; n < def->ngraphics; n++)
-            if (virDomainGraphicsDefFormat(buf, def->graphics[n], flags) < 0)
-                goto error;
-    }
+    for (n = 0; n < def->ngraphics; n++)
+        if (virDomainGraphicsDefFormat(buf, def->graphics[n], flags) < 0)
+            goto error;
 
     for (n = 0; n < def->nsounds; n++)
         if (virDomainSoundDefFormat(buf, def->sounds[n], flags) < 0)