do not allow switching tag groups before saving changes to the tag order

src/views/desktop/tags/ListPage.vue

@@ -20,7 +20,7 @@
                                 direction="vertical"
                                 :prev-icon="mdiMenuUp" :next-icon="mdiMenuDown"
                                 :disabled="loading || updating" v-model="activeTagGroupId">
-                            <v-tab class="tab-text-truncate" :disabled="loading || updating || hasEditingTag"
+                            <v-tab class="tab-text-truncate" :disabled="loading || updating || displayOrderModified || hasEditingTag"
                                    :key="tagGroup.id" :value="tagGroup.id"
                                    v-for="tagGroup in allTagGroupsWithDefault"
                                    @click="switchTagGroup(tagGroup.id)">

src/views/mobile/tags/ListPage.vue

@@ -6,7 +6,7 @@
                 <f7-link icon-f7="xmark" :class="{ 'disabled': displayOrderSaving }" @click="cancelSort"></f7-link>
             </f7-nav-left>
             <f7-nav-title>
-                <f7-link popover-open=".tag-group-popover-menu" :class="{ 'disabled': loading || sortable || hasEditingTag }">
+                <f7-link popover-open=".tag-group-popover-menu" :class="{ 'disabled': loading || sortable || displayOrderModified || hasEditingTag }">
                     <span style="color: var(--f7-text-color)">{{ displayTagGroupName }}</span>
                     <f7-icon class="page-title-bar-icon" color="gray" style="opacity: 0.5" f7="chevron_down_circle_fill"></f7-icon>
                 </f7-link>