Align share and add network button

Additionally, allow nested scrolling in wifi list
Demo video:
https://drive.google.com/file/d/1v3tSPUCk5abcHdGOpyg8uaM5c33YzPX7/view?usp=drive_link&resourcekey=0-QmnT18_RQ2FGIfotaOz6SA

Flag: com.android.systemui.qs_wifi_config
Bug: 408534179
Test: manual test
Change-Id: Ic655de4dff433b942bd719addf0178d40140b651