AML: Cleanup OpenGL package

- Set apiv20 as default for M6
- Rename apiv14 > apiv9 (Actual version)
- Repack apiv9 properly
- apiv19 depends on softflot

Signed-off-by: dh-harald <github@criminal.hu>
M1_M3/M6_MX: Prep overlays for ifplugd package

Signed-off-by: dh-harald <github@criminal.hu>
CONFIGS: Update MX Linux configs (enable ifplugd)

Signed-off-by: dh-harald <github@criminal.hu>