fix(ui): icône tâches de fond qui n'évoque pas les bases de données

Fix: #5897

prive/themes/spip/images/queue-process-xx.svg

-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64"  width="64" height="64">
-  <path d="M28 2.7C14.7 2.7 4 8 4 14.7v26.7c0 6.6 10.7 12 24 12s24-5.4 24-12V14.7c0-6.7-10.7-12-24-12z" fill="#fcfcfc"/>
-  <path d="M28.1 53.3l.1-5.3h-.1c-5.7 0-10.9-1.1-14.6-3-2.9-1.4-4.1-2.9-4.1-3.7v-5.8C13.7 38.3 20.5 40 28 40h.2l.1-5.3H28c-5.7 0-10.9-1.1-14.6-3-2.9-1.4-4.1-2.9-4.1-3.7v-5.8c4.4 2.7 11.1 4.5 18.7 4.5 7.5 0 14.3-1.7 18.7-4.5V28H52V14.7c0-6.6-10.7-12-24-12S4 8 4 14.7v26.7C4 48 14.7 53.3 28.1 53.3c-.1 0 0 0 0 0zM13.4 11c3.7-1.8 8.9-3 14.6-3s10.9 1.1 14.6 3c2.9 1.4 4.1 2.9 4.1 3.7 0 .8-1.2 2.3-4.1 3.7-3.7 1.8-8.9 3-14.6 3s-10.9-1.1-14.6-3c-2.9-1.4-4.1-2.9-4.1-3.7 0-.9 1.3-2.3 4.1-3.7z" fill="#666"/>
-  <path fill="#fff" d="M46 39.9h10.6v14.4H46z"/>
-  <path fill="#1d83d4" d="M48.5 62.5C41 62.5 35 56.5 35 49s6-13.5 13.5-13.5S62 41.5 62 49s-6 13.5-13.5 13.5zM50 48v-6h-4v10h9v-4h-5z" />
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64" width="64" height="64">
+  <path fill="#1d83d4" d="M35 32V18h-6v20h17v-6z"/>
+  <path fill="#666" d="M32 58.7c-14.7 0-26.7-12-26.7-26.7S17.3 5.3 32 5.3 58.7 17.2 58.7 32c0 14.7-12 26.7-26.7 26.7zm0-5.4c11.8 0 21.3-9.6 21.3-21.3 0-11.8-9.6-21.3-21.3-21.3-11.8 0-21.3 9.6-21.3 21.3 0 11.8 9.5 21.3 21.3 21.3z"/>
 </svg>