feat: Update Copilot panel title and clear conversation button

The code changes update the Copilot panel title and clear conversation button text to use localized strings. This improves the user experience by providing clear and localized labels for these elements.

Note: This commit message follows the convention used in recent repository commits.

package.json

@@ -353,7 +353,7 @@
       {
         "command": "powerpages.copilot.clearConversation",
         "category": "Copilot In Power Pages",
-        "title": "Clear Conversation",
+        "title": "%powerpages.copilotPanel.clearConversation.title%",
         "icon": "$(clear-all)"
       },
       {
@@ -937,7 +937,7 @@
         {
           "type": "webview",
           "id": "powerpages.copilot",
-          "name": "Copilot In Power Pages",
+          "name": "%powerpages.copilotPanel.title%",
           "initialSize": 6,
           "visibility": "visible",
           "when": "(!virtualWorkspace && powerpages.websiteYmlExists && config.powerPlatform.experimental.copilotEnabled) || (isWeb && config.powerPlatform.experimental.enableWebCopilot)"

package.nls.json

@@ -11,6 +11,9 @@
 
   "power-platform-activitybar.title": "Power Platform",
 
+  "powerpages.copilotPanel.title": "Copilot In Power Pages",
+  "powerpages.copilotPanel.clearConversation.title": "Clear Conversation",
+
   "pacCLI.authPanel.title": "Auth Profiles",
   "pacCLI.authPanel.welcome.whenInteractiveSupported": {
     "message": "No auth profiles found on this computer.\n[Add Auth Profile](command:pacCLI.authPanel.newAuthProfile)",

src/common/copilot/PowerPagesCopilot.ts

@@ -156,7 +156,7 @@ export class PowerPagesCopilot implements vscode.WebviewViewProvider {
         this._view = webviewView;
 
         webviewView.title = "Copilot In Power Pages" + (IS_DESKTOP ? "" : " [PREVIEW]");
-        webviewView.description = "PREVIEW";
+        webviewView.description = vscode.l10n.t("PREVIEW");
         webviewView.webview.options = {
             // Allow scripts in the webview
             enableScripts: true,
@@ -210,7 +210,7 @@ export class PowerPagesCopilot implements vscode.WebviewViewProvider {
                         type: 'copilotStrings',
                         value: copilotStrings
                     });
-                    
+
                     if (this.aibEndpoint === COPILOT_UNAVAILABLE) {
                         this.sendMessageToWebview({ type: 'Unavailable' });
                         return;