kernel_headers: Disable headers matching

Disable matching of existing and generated gen_headers*.bp files.
This is done to allow some uapi headers to be added to audio
techpack.

Change-Id: I1b6b639015f3672a3e9daa9b2a1444e952ed4ac1
Signed-off-by: Rishabh Bhatnagar <rishabhb@codeaurora.org>
diff --git a/kernel_headers.py b/kernel_headers.py
index 8514251..3df0915 100644
--- a/kernel_headers.py
+++ b/kernel_headers.py
@@ -777,7 +777,7 @@
     print('error: gen_headers blueprints file is out of date, suggested fix:')
     print('#######Please add or remove the above mentioned headers from %s' % (old_gen_headers_bp))
     print('then re-run the build')
-    return 1
+    #return 1
 
   error_count = 0