Add TMs "4.19 RC1", "4.19 RC2", "4.20 M1", "4.20", remove "4.19 M3"

Change-Id: I16d4cd52bf351527ae242955f710359d064f06da
Signed-off-by: Noopur Gupta <noopur_gupta@in.ibm.com>
1 file changed