fix(amazonq): Quick Action commands in new tabs are coming disabled (#4707)

* fixed quick actions in new tabs are coming disabled

Author: dogusata

.changes/next-release/Bug Fix-f5a0ad13-60ce-4ee4-9da9-0687d0961466.json

@@ -0,0 +1,4 @@
+{
+	"type": "Bug Fix",
+	"description": "Amazon Q: Fixed newly opening tabs have all quick actions disabled."
+}

packages/core/src/amazonq/webview/ui/quickActions/generator.ts

@@ -83,8 +83,8 @@ export class QuickActionGenerator {
                 unavailableItems: ['/dev', '/transform'],
             },
             unknown: {
-                description: "This command isn't available",
-                unavailableItems: ['/dev', '/transform', '/help', '/clear'],
+                description: '',
+                unavailableItems: [],
             },
         }