[PM-28446] Log package types (#17496)

* User agent

* Update to use header

* Fix build on cli

* Replace unsandboxed with unknown

* Apply feedback

* Prevent sending null values

libs/common/src/platform/abstractions/platform-utils.service.ts

@@ -55,4 +55,5 @@ export abstract class PlatformUtilsService {
   abstract readFromClipboard(): Promise<string>;
   abstract supportsSecureStorage(): boolean;
   abstract getAutofillKeyboardShortcut(): Promise<string>;
+  abstract packageType(): Promise<string | null>;
 }