[WPA3] Rename allowedGroupMgmtCiphers to allowedGroupManagementCiphers

Following API Council review:
Rename allowedGroupMgmtCiphers to allowedGroupManagementCiphers in all instances
in order to be consistend with existing members.

Bug: 122616519
Test: atest com.android.server.wifi
Change-Id: I5e24a97308c2c6150ecedbd60ea90c50c20e3760
4 files changed