Move CSG histograms together before image on impact pane

src/lib/components/budget/ImpactPane.svelte

@@ -31,6 +31,13 @@
     variablesToDraw={HISTOGRAM_VARIABLES_TO_SUM_CSG_ACTIVITE}
     updatingHistogram={updateImpact}
   />
+  <HistogramPane
+    title={CSG_RETRAITE_TITLE}
+    description={CSG_HISTOGRAM_SUBTITLE}
+    dataJson={csgResponseJson}
+    variablesToDraw={HISTOGRAM_VARIABLES_TO_SUM_CSG_RETRAITE}
+    updatingHistogram={updateImpact}
+  />
   <!-- image CSG totale -->
   <div
     class="text-gray-700 flex-col shadow-md rounded bg-white col-span-2 border-8 border-le-bleu-light"
@@ -61,12 +68,4 @@
       alt={CSG_IMAGE_TITLE}
     />
   </div>
-
-  <HistogramPane
-    title={CSG_RETRAITE_TITLE}
-    description={CSG_HISTOGRAM_SUBTITLE}
-    dataJson={csgResponseJson}
-    variablesToDraw={HISTOGRAM_VARIABLES_TO_SUM_CSG_RETRAITE}
-    updatingHistogram={updateImpact}
-  />
 </section>