style(icon): Replace old upload icon with Material Symbol variant

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

Author: AndyScherzinger

lib/vue/components/UploadPicker.vue

@@ -177,7 +177,7 @@ import NcProgressBar from '@nextcloud/vue/dist/Components/NcProgressBar.js'
 import IconCancel from 'vue-material-design-icons/Cancel.vue'
 import IconFolderUpload from 'vue-material-design-icons/FolderUpload.vue'
 import IconPlus from 'vue-material-design-icons/Plus.vue'
-import IconUpload from 'vue-material-design-icons/Upload.vue'
+import IconUpload from 'vue-material-design-icons/TrayArrowUp.vue'
 
 import { getUploader } from '../../getUploader.ts'
 import { UploaderStatus } from '../../uploader/uploader.ts'