Align component selection list and preview controls to top of center panel

packages/builder/src/components/design/AppPreview/ComponentSelectionList.svelte

@@ -83,10 +83,11 @@
     justify-content: flex-start;
     align-items: center;
     flex-wrap: wrap;
-    margin-top: -10px;
   }
   .components :global(> *) {
-    margin-top: 10px;
+    height: 32px;
+    display: grid;
+    place-items: center;
   }
 
   .buttonContent {

packages/builder/src/pages/builder/app/[application]/design/[assetType]/_layout.svelte

@@ -212,7 +212,7 @@
     display: flex;
     flex-direction: row;
     justify-content: flex-start;
-    align-items: center;
+    align-items: flex-start;
     gap: 1rem;
   }
   .preview-header > :global(*) {