fix(xapi/VM_create): ignore missing VM.set_bios_strings

Fixes xoa-support#3516

@xen-orchestra/xapi/src/vm.js

@@ -261,7 +261,8 @@ module.exports = class Vm {
 
     bios_strings = cleanBiosStrings(bios_strings)
     if (bios_strings !== undefined) {
-      await this.call('VM.set_bios_strings', ref, bios_strings)
+      // Only available on XS >= 7.3
+      await pCatch.call(this.call('VM.set_bios_strings', ref, bios_strings), { code: 'MESSAGE_METHOD_UNKNOWN' }, noop)
     }
 
     return ref

CHANGELOG.unreleased.md

@@ -16,6 +16,7 @@
 - Work-around some `ECONNRESET` errors when connecting to XEN-API (PR [#5674](https://github.com/vatesfr/xen-orchestra/pull/5674))
 - [Backup] Retry automatically on `resource temporarily unavailable` error (PR [#5612](https://github.com/vatesfr/xen-orchestra/pull/5612))
 - [Backup Restore] Don't break in case of malformed logs
+- [Backup Restore] Fix `MESSAGE_METHOD_UNKNOWN(VM.set_bios_strings)` with XenServer < 7.3
 
 ### Packages to release