fix(frontend): documents before connections (#2711)

# Description

Please include a summary of the changes and the related issue. Please
also include relevant motivation and context.

## Checklist before requesting a review

Please delete options that are not relevant.

- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my code
- [ ] I have commented hard-to-understand areas
- [ ] I have ideally added tests that prove my fix is effective or that
my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged

## Screenshots (if appropriate):

frontend/app/chat/[chatId]/components/ActionsBar/components/KnowledgeToFeed/KnowledgeToFeed.tsx

@@ -22,7 +22,7 @@ export const KnowledgeToFeed = ({
 }): JSX.Element => {
   const { allBrains, setCurrentBrainId, currentBrainId, currentBrain } =
     useBrainContext();
-  const [selectedTab, setSelectedTab] = useState("Connections");
+  const [selectedTab, setSelectedTab] = useState("Documents");
   const { knowledgeToFeed } = useKnowledgeToFeedContext();
   const { openedConnections, setOpenedConnections, setCurrentSyncId } =
     useFromConnectionsContext();
@@ -40,14 +40,6 @@ export const KnowledgeToFeed = ({
   );
 
   const knowledgesTabs: Tab[] = [
-    {
-      label: "Connections",
-      isSelected: selectedTab === "Connections",
-      onClick: () => setSelectedTab("Connections"),
-      iconName: "sync",
-      badge: openedConnections.filter((connection) => connection.submitted)
-        .length,
-    },
     {
       label: "Documents",
       isSelected: selectedTab === "Documents",
@@ -57,6 +49,14 @@ export const KnowledgeToFeed = ({
         (knowledge) => knowledge.source === "upload"
       ).length,
     },
+    {
+      label: "Connections",
+      isSelected: selectedTab === "Connections",
+      onClick: () => setSelectedTab("Connections"),
+      iconName: "sync",
+      badge: openedConnections.filter((connection) => connection.submitted)
+        .length,
+    },
     {
       label: "Websites' page",
       isSelected: selectedTab === "Websites",