Add 440dpi as a supported screen density Bug: 72424600 Test: run android.dpi.cts.ConfigurationTest#testScreenConfiguration and android.app.cts.ActivityManagerMemoryClassTest#testGetMemoryClass Change-Id: I0dbf998ae02515a97f0d5668eeedc7098da4cca4 Signed-off-by: weijuncheng <weijuncheng@xiaomi.com>