hal: Enable dynamic ECNS as default config

Enable dynamic ECNS as default config for
vendor enhanced HAL.

Change-Id: I0809e0e902ec2dc8074caab6254be5288c47cdf5
diff --git a/hal/ahal_config_helper.cpp b/hal/ahal_config_helper.cpp
index 63f44ab..b009161 100644
--- a/hal/ahal_config_helper.cpp
+++ b/hal/ahal_config_helper.cpp
@@ -88,7 +88,7 @@
             true,        /* VBAT */
             true,        /* COMPRESS_METADATA_NEEDED */
             false,       /* COMPRESS_VOIP */
-            false,       /* DYNAMIC_ECNS */
+            true,        /* DYNAMIC_ECNS */
         };
     } else {
         mConfigs = {