Revert "omni: Declare soong namespace for the generated_kernel_includes"

This reverts commit 2052fe8c88bfca8be633630ee4d755be84f1d423.

Change-Id: If33665e505c4c65796d4f9b022c3ef4b5afb3c8b
diff --git a/build/soong/Android.bp b/build/soong/Android.bp
index d461d31..93aab3d 100644
--- a/build/soong/Android.bp
+++ b/build/soong/Android.bp
@@ -1,6 +1,4 @@
 // Omni soong configs
-soong_namespace {
-}
 
 bootstrap_go_package {
     name: "soong-omnirom-generator",