fix(xo-server/vm.import): fix fetching UUID from ref

Introduced by 70b0983
Reported by @ydirson

This led to `UUID_INVALID(VM, OpaqueRef:...)` when importing from URL.

CHANGELOG.unreleased.md

@@ -11,6 +11,8 @@
 
 > Users must be able to say: “I had this issue, happy to know it's fixed”
 
+- [Import/VM] Fix `UUID_INVALID(VM, OpaqueRef:...)` error when importing from URL
+
 ### Packages to release
 
 > When modifying a package, add it here with its release type.
@@ -29,5 +31,6 @@
 
 - @xen-orchestra/immutable-backups patch
 - @xen-orchestra/xva patch
+- xo-server patch
 
 <!--packages-end-->

packages/xo-server/src/api/vm.mjs

@@ -1326,7 +1326,7 @@ async function import_({ data, sr, type = 'xva', url }) {
     }
 
     const ref = await xapi.VM_import(await hrp(url), sr._xapiRef)
-    return xapi.call('VM.get_by_uuid', ref)
+    return xapi.call('VM.get_uuid', ref)
   }
 
   return {