Update deprecation config key

Author: Veykril

package.json

@@ -486,7 +486,7 @@
                     "default": null,
                     "description": "When specified, uses the rust-analyzer binary at a given path"
                 },
-                "rust-client.ignoreDeprecationWarning": {
+                "rust.ignore_deprecation_warning": {
                     "type": "boolean",
                     "default": false,
                     "description": "Whether to surpress the deprecation notification on start up."

src/extension.ts

@@ -32,8 +32,20 @@ export interface Api {
 }
 
 export async function activate(context: ExtensionContext): Promise<Api> {
+  context.subscriptions.push(
+    ...[
+      configureLanguage(),
+      ...registerCommands(),
+      workspace.onDidChangeWorkspaceFolders(whenChangingWorkspaceFolders),
+      window.onDidChangeActiveTextEditor(onDidChangeActiveTextEditor),
+    ],
+  );
+  // Manually trigger the first event to start up server instance if necessary,
+  // since VSCode doesn't do that on startup by itself.
+  onDidChangeActiveTextEditor(window.activeTextEditor);
+
   const config = workspace.getConfiguration();
-  if (!config.get<boolean>('rust-client.ignoreDeprecationWarning', false)) {
+  if (!config.get<boolean>('rust.ignore_deprecation_warning', false)) {
     window
       .showWarningMessage(
         'rust-lang.rust has been deprecated. Please uninstall this extension and install rust-lang.rust-analyzer instead. You can find the extension by clicking on one of the buttons',
@@ -45,7 +57,7 @@ export async function activate(context: ExtensionContext): Promise<Api> {
         switch (button) {
           case 'Disable Warning':
             config.update(
-              'rust-client.ignoreDeprecationWarning',
+              'rust.ignore_deprecation_warning',
               true,
               ConfigurationTarget.Global,
             );
@@ -69,18 +81,6 @@ export async function activate(context: ExtensionContext): Promise<Api> {
       });
   }
 
-  context.subscriptions.push(
-    ...[
-      configureLanguage(),
-      ...registerCommands(),
-      workspace.onDidChangeWorkspaceFolders(whenChangingWorkspaceFolders),
-      window.onDidChangeActiveTextEditor(onDidChangeActiveTextEditor),
-    ],
-  );
-  // Manually trigger the first event to start up server instance if necessary,
-  // since VSCode doesn't do that on startup by itself.
-  onDidChangeActiveTextEditor(window.activeTextEditor);
-
   // Migrate the users of multi-project setup for RLS to disable the setting
   // entirely (it's always on now)
   if (