[NORMATIVE] Enable CONFIG_EXT_INTRA_MOD2 by default

CONFIG_EXT_INTRA_MOD2 was provisionally adopted 16th of January

Change-Id: I11f96cdff29a772813f0cc7cd4cae684e9a07448

build/cmake/aom_config_defaults.cmake

diff --git a/build/cmake/aom_config_defaults.cmake b/build/cmake/aom_config_defaults.cmake
index d14274e..437b4c3 100644
--- a/build/cmake/aom_config_defaults.cmake
+++ b/build/cmake/aom_config_defaults.cmake
@@ -105,7 +105,7 @@
 set(CONFIG_EXT_COMP_REFS 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_EXT_DELTA_Q 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_EXT_INTRA_MOD 1 CACHE NUMBER "AV1 experiment flag.")
-set(CONFIG_EXT_INTRA_MOD2 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_INTRA_MOD2 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_EXT_PARTITION 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_EXT_PARTITION_TYPES 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_EXT_QM 0 CACHE NUMBER "AV1 experiment flag.")