Fix title of PowerShell Command Explorer pane (#3866)

It's no longer in preview, and the title was repetitive.

Author: andyleejordan

package.json

@@ -92,17 +92,17 @@
     "viewsContainers": {
       "activitybar": [
         {
-          "id": "PowerShellCommandExplorer",
-          "title": "(Preview) PowerShell Command Explorer",
+          "id": "PowerShell",
+          "title": "PowerShell",
           "icon": "$(terminal-powershell)"
         }
       ]
     },
     "views": {
-      "PowerShellCommandExplorer": [
+      "PowerShell": [
         {
           "id": "PowerShellCommands",
-          "name": "PowerShell Commands",
+          "name": "Command Explorer",
           "when": "config.powershell.sideBar.CommandExplorerVisibility"
         }
       ]

src/features/ISECompatibility.ts

@@ -53,8 +53,8 @@ export class ISECompatibilityFeature implements vscode.Disposable {
             }
         }
 
-        // Show the PowerShell Command Explorer
-        await vscode.commands.executeCommand("workbench.view.extension.PowerShellCommandExplorer");
+        // Show the PowerShell view container which has the Command Explorer view
+        await vscode.commands.executeCommand("workbench.view.extension.PowerShell");
 
         if (!Settings.load().sideBar.CommandExplorerVisibility) {
             // Hide the explorer if the setting says so.