remove unecessary css style

Author: xav-car

orga/app/components/certificability/cell.gjs

@@ -9,6 +9,6 @@ function displayCertificabilityDate(hideCertifiableDate, isCertifiable) {
 <template>
   <IsCertifiable @isCertifiable={{@isCertifiable}} />
   {{#if (displayCertificabilityDate @hideCertifiableDate @isCertifiable)}}
-    <span class="cell-certifiable-at">{{dayjsFormat @certifiableAt "DD/MM/YYYY" allow-empty=true}}</span>
+    <span>{{dayjsFormat @certifiableAt "DD/MM/YYYY" allow-empty=true}}</span>
   {{/if}}
 </template>

orga/app/styles/components/certificability/cell.scss

@@ -1,2 +1 @@
-@use 'cell';
 @use 'tooltip';