Follow error prone recommendation

In bluetooth/Utils.java:
```
134: warning: Parameter name `testEnabled` is unknown.
     * @param testEnabled if the profile should enter or exit a testing mode
       ^
235: warning: Method setComponentAvailable() annotated [none] but too narrow;
invokes method requiring {allOf=[android.permission.CHANGE_COMPONENT_ENABLED_STATE]}
        setComponentAvailable(component, enable);
                             ^
255: warning: Method setComponentAvailable() annotated [none] but too narrow;
invokes method requiring {allOf=[android.permission.CHANGE_COMPONENT_ENABLED_STATE]}
        getPackageManager().setComponentEnabledSetting(
                                                      ^
355: warning:  Method doStart() annotated [none] but too narrow;
invokes method requiring {allOf=[] anyOf=[android.permission.INTERACT_ACROSS_USERS,
android.permission.MANAGE_USERS]}
        if (userManager.isUserUnlocked(UserHandle.of(currentUserId))) {
                                      ^
```

Bug: 236759221
Test: m RUN_ERROR_PRONE=true Bluetooth
Change-Id: I018b517a1cc7d9f2f2dd379b78ee320d62f2dc30