fix: text on downloadall button during download

packages/piveau-hub-ui-modules/lib/datasetDetails/distributions/DownloadAllDistributions.vue

@@ -4,6 +4,7 @@
             class="download-all-btn"
     >
       <div class="loading-spinner"></div>
+      {{ $t('message.datasetDetails.datasets.downloadAll') }}
     </pv-button>
     <pv-button v-else class="download-all-btn" :small="small" :rounded="true" :primary="primary" :download="true" :action="() => openModal(trackAndDownloadAllDistributions, true)">
       {{ $t('message.datasetDetails.datasets.downloadAll') }}