Modify the logic that updates the information of enabled services in...

Modify the logic that updates the information of enabled services in ManagedServices to handle the visible background user in MUMD

- mEnabledServicesForCurrentProfiles, mEnabledServicesPackageNames
is designed only for the current user and work profile.
- We added a condition to prevent visible background users from updating
mEnabledServicesForCurrentProfiles, mEnabledServicesPackageNames

Bug: 355106764
Flag: EXEMPT bugfix
Test: atest ManagedServicesTest
      atest CtsNotificationTestCases
(cherry picked from https://partner-android-review.googlesource.com/q/commit:c89012e6799e0a71b8f841567ea7be46f3064008)

Change-Id: If93d9d014447647cdd1fc48ec6fae91146ea9f81