Drop user display system prop, don't use special display for public resources

Fixes #1438

Author: bkis

Tekst-Web/i18n/ui/deDE.yml

@@ -383,6 +383,7 @@ resources:
   copyInfoUrlTip: URL zu diesen Ressourcen-Informationen kopieren
   new: Neue Ressource
   versionOf: Version von "{title}"
+  ownerTip: Ressourcen-Besitzer*in, verantwortlich für inhaltliche Pflege
   msgNotYourResourceTitle: Das ist nicht Ihre Ressource!
   msgNotYourResourceBody: |
     Als Administrator sind sie in der Lage, Ressourcen von anderen Benutzer*innen zu bearbeiten.

Tekst-Web/i18n/ui/enUS.yml

@@ -379,6 +379,7 @@ resources:
   copyInfoUrlTip: Copy the URL to these resource informations
   new: New Resource
   versionOf: Version of "{title}"
+  ownerTip: Resource owner, responsible for content maintenance
   msgNotYourResourceTitle: This is not your resource!
   msgNotYourResourceBody: |
     As an administrator, you are able to modify resources owned by other users.

Tekst-Web/src/components/resource/ResourceInfoContent.vue

@@ -53,7 +53,6 @@ const showInfoModal = ref(false);
         v-if="!!auth.user"
         :user="resource.owners || undefined"
         size="small"
-        :system="resource.public"
         style="flex: 2"
       />
       <copy-to-clipboard-button

Tekst-Web/src/components/user/UserDisplay.vue

@@ -55,23 +55,21 @@ function handleUserClick(user: UserReadPublic) {
 </script>
 
 <template>
-  <n-flex align="center" :size="size" :style="`font-size: var(--font-size-${size})`" :wrap="false">
+  <n-flex
+    align="center"
+    :size="size"
+    :style="`font-size: var(--font-size-${size})`"
+    :wrap="false"
+    :title="$t('resources.ownerTip')"
+  >
     <template v-if="system">
       <user-avatar
         username="system"
         :avatar-url="pageLogo"
         :size="iconSizes[size]"
         style="flex-shrink: 0"
       />
-      <n-dropdown
-        :options="options"
-        :render-label="renderOptionLabel"
-        @select="(_, o) => handleUserClick(o.user as UserReadPublic)"
-      >
-        <n-button text :focusable="false">
-          {{ state.pf?.state.platformName ?? '–' }}
-        </n-button>
-      </n-dropdown>
+      <span>{{ state.pf?.state.platformName ?? '–' }}</span>
     </template>
     <template v-else-if="users.length == 1">
       <user-avatar