docs: [SDK-5300] right-align the language picker value in the demo spec

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

Author: fadi-george

demo/build.md

@@ -205,7 +205,7 @@ Separate SectionCard titled "User":
    - Logged out: Status = "Anonymous", External ID = "—"
    - Logged in: Status = "Logged In" (success/green), External ID = actual value
    - Language: picker showing the selected language name. Options are "Device Default" (code `""`) followed by the language list below, in this order. Selecting an option calls `OneSignal.User.setLanguage(code)`. `""` tells the native SDK to use the device language.
-   - Use the platform's dropdown/picker where it is Appium-friendly; otherwise a single-select list dialog. Cap the open list's height so it doesn't cover the screen.
+   - Use the platform's dropdown/picker where it is Appium-friendly; otherwise a single-select list dialog. Cap the open list's height so it doesn't cover the screen. Right-align the selected value so it sits next to the dropdown arrow, like the other value rows.
 2. LOGIN USER button ("SWITCH USER" when logged in) -> dialog with empty "External User Id" field
 3. LOGOUT USER button (only when logged in, outlined style). Logout also resets Language to Device Default.