qemu: stop formatting json='1' in status XML

For quite some time now it is impossible to connect to a domain
using a HMP monitor, so there is no point in formatting it in the status
XML.
Signed-off-by: NJán Tomko <jtomko@redhat.com>
Acked-by: NPeter Krempa <pkrempa@redhat.com>

src/qemu/qemu_domain.c

@@ -2474,7 +2474,6 @@ qemuDomainObjPrivateXMLFormat(virBufferPtr buf,
         }
 
         virBufferEscapeString(buf, "<monitor path='%s'", monitorpath);
-        virBufferAddLit(buf, " json='1'");
         virBufferAsprintf(buf, " type='%s'/>\n",
                           virDomainChrTypeToString(priv->monConfig->type));
     }

tests/qemustatusxml2xmldata/blockjob-mirror-in.xml

 <domstatus state='running' reason='booted' pid='3803518'>
   <taint flag='high-privileges'/>
-  <monitor path='/var/lib/libvirt/qemu/test.monitor' json='1' type='unix'/>
+  <monitor path='/var/lib/libvirt/qemu/test.monitor' type='unix'/>
   <vcpus>
     <vcpu id='0' pid='3803519'/>
   </vcpus>

tests/qemustatusxml2xmldata/disk-secinfo-upgrade-out.xml

 <domstatus state='running' reason='booted' pid='195139'>
-  <monitor path='/var/lib/libvirt/qemu/domain-1-upstream/monitor.sock' json='1' type='unix'/>
+  <monitor path='/var/lib/libvirt/qemu/domain-1-upstream/monitor.sock' type='unix'/>
   <namespaces>
     <mount/>
   </namespaces>

tests/qemustatusxml2xmldata/migration-in-params-in.xml

 <domstatus state='paused' reason='migration' pid='2296'>
   <taint flag='high-privileges'/>
   <taint flag='host-cpu'/>
-  <monitor path='/var/lib/libvirt/qemu/domain-1-nest/monitor.sock' json='1' type='unix'/>
+  <monitor path='/var/lib/libvirt/qemu/domain-1-nest/monitor.sock' type='unix'/>
   <namespaces>
     <mount/>
   </namespaces>

tests/qemustatusxml2xmldata/migration-out-nbd-out.xml

 <domstatus state='running' reason='booted' pid='15433'>
   <taint flag='high-privileges'/>
-  <monitor path='/var/lib/libvirt/qemu/domain-4-upstream/monitor.sock' json='1' type='unix'/>
+  <monitor path='/var/lib/libvirt/qemu/domain-4-upstream/monitor.sock' type='unix'/>
   <vcpus>
     <vcpu id='0' pid='15449'/>
     <vcpu id='1' pid='15450'/>

tests/qemustatusxml2xmldata/migration-out-nbd-tls-out.xml

 <domstatus state='running' reason='booted' pid='68472'>
   <taint flag='high-privileges'/>
-  <monitor path='/var/lib/libvirt/qemu/domain-3-upstream/monitor.sock' json='1' type='unix'/>
+  <monitor path='/var/lib/libvirt/qemu/domain-3-upstream/monitor.sock' type='unix'/>
   <namespaces>
     <mount/>
   </namespaces>

tests/qemustatusxml2xmldata/migration-out-params-in.xml

 <domstatus state='paused' reason='migration' pid='21586'>
   <taint flag='high-privileges'/>
   <taint flag='host-cpu'/>
-  <monitor path='/var/lib/libvirt/qemu/domain-7-nest/monitor.sock' json='1' type='unix'/>
+  <monitor path='/var/lib/libvirt/qemu/domain-7-nest/monitor.sock' type='unix'/>
   <namespaces>
     <mount/>
   </namespaces>

tests/qemustatusxml2xmldata/modern-in.xml

 <domstatus state='running' reason='booted' pid='195139'>
   <taint flag='high-privileges'/>
-  <monitor path='/var/lib/libvirt/qemu/domain-1-upstream/monitor.sock' json='1' type='unix'/>
+  <monitor path='/var/lib/libvirt/qemu/domain-1-upstream/monitor.sock' type='unix'/>
   <namespaces>
     <mount/>
   </namespaces>

tests/qemustatusxml2xmldata/vcpus-multi-in.xml

 <domstatus state='running' reason='booted' pid='3803518'>
   <taint flag='high-privileges'/>
-  <monitor path='/var/lib/libvirt/qemu/test.monitor' json='1' type='unix'/>
+  <monitor path='/var/lib/libvirt/qemu/test.monitor' type='unix'/>
   <vcpus>
     <vcpu id='0' pid='3803519'/>
     <vcpu id='1' pid='3803520'/>