fix: use proper selectors in the MachineClass create UI

We added `no-manual-allocation` filter there, but it was added using `OR`.
It should be concatenated with each condition in `OR` to work as `AND`.

Signed-off-by: Artem Chernyshev <artem.chernyshev@talos-systems.com>
(cherry picked from commit 62917e7)

frontend/src/views/omni/MachineClasses/MachineClass.vue

@@ -355,7 +355,7 @@ const watchOpts = computed(() => {
       namespace: DefaultNamespace,
       type: MachineStatusType,
     },
-    selectors: nonEmptyConditions.value.concat([`!${LabelNoManualAllocation}`]),
+    selectors: nonEmptyConditions.value.map(c => c + `,!${LabelNoManualAllocation}`),
     selectUsingOR: true,
     runtime: Runtime.Omni,
   };