Use q launch defaults for dcla for com.android.media and com.android.media.swcodec.

Test: APEX_BUILD_FOR_PRE_S_DEVICES=1 m com.android.media & verify
      sdk_version = 29
Test: m com.android.media & verify sdk_version = 31

Test: APEX_BUILD_FOR_PRE_S_DEVICES=1 m com.android.media.swcodec &
      verify sdk_version = 29
Test: m com.android.media.swcodec & verify sdk_version = 31

Bug: 247762791

Change-Id: Ife8f4ecf72ffa852e971df21b353fc9c9ace5635