maint: fix comment typos.

* src/qemu/qemu_command.c (qemuBuildVolumeString): Fix typo.
* src/qemu/qemu_monitor.c (qemuMonitorSend): Likewise.
Signed-off-by: NEric Blake <eblake@redhat.com>

src/qemu/qemu_command.c

@@ -3823,7 +3823,7 @@ qemuBuildVolumeString(virConnectPtr conn,
         }
         break;
     case VIR_STORAGE_VOL_NETWORK:
-        /* Keep the compiler quite, qemuTranslateDiskSourcePool already
+        /* Keep the compiler quiet, qemuTranslateDiskSourcePool already
          * reported the unsupported error.
          */
         break;

src/qemu/qemu_monitor.c

@@ -943,7 +943,7 @@ int qemuMonitorSend(qemuMonitorPtr mon,
 {
     int ret = -1;
 
-    /* Check whether qemu quited unexpectedly */
+    /* Check whether qemu quit unexpectedly */
     if (mon->lastError.code != VIR_ERR_OK) {
         VIR_DEBUG("Attempt to send command while error is set %s",
                   NULLSTR(mon->lastError.message));