[SafetyCenter] Delete refresh API constants from `android.content.Intent`

* Suggested by API council to move them to
`android.safetycenter.SafetyCenterManager`

Test: Will be tested in use in SafetyCenterManager refresh API
Bug: 215555855
Change-Id: I4f84ae5a9037b4938f0ba7feb151c50149362fdd
4 files changed