Fix inconsistent disabled prop usage in Settings form fields (#140)

* Initial plan

* fix: use consistent disabled prop for tun_mtu and mssfix fields

Co-authored-by: gsanchietti <[email protected]>

* fix: also update allowed_ips field to use consistent disabled prop

Co-authored-by: gsanchietti <[email protected]>

---------

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: gsanchietti <[email protected]>

Author: Copilot

ui/src/views/Settings.vue

@@ -212,14 +212,14 @@
                     </NsTextInput>
                     <NsTextInput v-model.trim="tun_mtu" ref="tun_mtu"
                       :invalid-message="$t(error.tun_mtu)" type="number" :label="$t('settings.tun_mtu')"
-                      :helper-text="$t('settings.tun_mtu_helper')" :disabled="loading.configureModule">
+                      :helper-text="$t('settings.tun_mtu_helper')" :disabled="stillLoading">
                       <template #tooltip>{{
                           $t("settings.tun_mtu_tooltip")
                         }}</template>
                     </NsTextInput>
                     <NsTextInput v-model.trim="mssfix" ref="mssfix"
                       :invalid-message="$t(error.mssfix)" type="number" :label="$t('settings.mssfix')"
-                      :helper-text="$t('settings.mssfix_helper')" :disabled="loading.configureModule">
+                      :helper-text="$t('settings.mssfix_helper')" :disabled="stillLoading">
                       <template #tooltip>{{
                           $t("settings.mssfix_tooltip")
                         }}</template>
@@ -248,7 +248,7 @@
                       ref="allowed_ips"
                       :invalid-message="$t(error.allowed_ips)"
                       :helper-text="$t('settings.allowed_ips_helper')"
-                      :disabled="loading.configureModule"
+                      :disabled="stillLoading"
                       :rows="4"
                     >
                       ></cv-text-area