fix: Various editor / diagnostic improvements (#2363)

- Closes: #2360 
 - Closes: #2328

src/scss/editor.scss

@@ -36,16 +36,9 @@
 .submenu + .option {
   margin-top: 10px;
 }
-div.upgrade {
-  width: auto;
-  border: 1px dotted var(--primary-color);
-  margin: 10px;
+.action-buttons {
   display: flex;
-  justify-content: space-between;
-  align-items: center;
-}
-div.upgrade span {
-  padding: 10px;
+  flex-wrap: wrap;
 }
 
 .submenu-header {
@@ -150,3 +143,7 @@ advanced-camera-card-message::part(icon) {
   margin-top: 0;
   pointer-events: none;
 }
+
+ha-button {
+  margin: 10px;
+}