chore(vscode): set keybinding default to vscode-style. (#302)

clients/vscode/assets/walkthroughs/codeCompletion.md

@@ -2,8 +2,7 @@
 
 ## Basic Usage
 
-Tabby will show inline suggestions when you stop typing.  
-You can accept press `Tab` to accept by line, `Ctrl +Tab` key to accept full suggestion, or `Ctrl + RightArrow` to accept single word.
+Tabby will show inline suggestions when you stop typing, and you can accept suggestions by just pressing the `Tab` key.
 
 ![Demo](https://tabbyml.github.io/tabby/img/demo.gif)
 
@@ -15,7 +14,7 @@ When multiple choices are available, you can cycle through them by pressing `Alt
 
 You can select a keybinding profile in the [settings](command:tabby.openSettings), or customize your own [keybindings](command:tabby.openKeybindings).
 
-|                | Accept Full Completion | Accept Next Word  | Accept Next Line |
-| -------------: | :--------------------: | :---------------: | :--------------: |
-|  _tabby-style_ |       Ctrl + Tab       | Ctrl + RightArrow |       Tab        |
-| _vscode-style_ |          Tab           | Ctrl + RightArrow |        -         |
+|                                    | Next Line | Full Completion |     Next Word     |
+| :--------------------------------- | :-------- | :-------------- | :---------------- |
+|           _vscode-style_           |     -     |       Tab       | Ctrl + RightArrow |
+| _tabby-style_<br/>_(experimental)_ |    Tab    |    Ctrl + Tab   | Ctrl + RightArrow |

clients/vscode/package.json

@@ -124,11 +124,11 @@
         "tabby.keybindings": {
           "type": "string",
           "enum": [
-            "tabby-style",
-            "vscode-style"
+            "vscode-style",
+            "tabby-style"
           ],
-          "default": "tabby-style",
-          "markdownDescription": "Select keybinding profile to accept current inline completion. \n  | | Accept Full Completion | Accept Next Word | Accept Next Line | \n |---:|:--:|:--:|:--:| \n | _tabby-style_ | Ctrl + Tab | Ctrl + RightArrow | Tab | \n | _vscode-style_ | Tab | Ctrl + RightArrow | - | \n "
+          "default": "vscode-style",
+          "markdownDescription": "Select keybinding profile to accept current inline completion. \n | | Next Line | Full Completion | Next Word | \n |:---:|:---:|:---:|:---:| \n | _vscode-style_ | - | Tab | Ctrl + RightArrow | \n | _tabby-style_ <br/> _(experimental)_ | Tab | Ctrl + Tab | Ctrl + RightArrow | \n"
         },
         "tabby.usage.anonymousUsageTracking": {
           "type": "boolean",

clients/vscode/src/agent.ts

@@ -28,8 +28,6 @@ export function agent(): TabbyAgent {
 
 export async function createAgentInstance(context: ExtensionContext): Promise<TabbyAgent> {
   if (!instance) {
-    // NOTE: env.appHost will be "desktop" when running target "Run Web Extension in VS Code"
-    // To test data store in the web extension, run target "Run Web Extension in Browser"
     const extensionDataStore: DataStore = {
       data: {},
       load: async function () {