Remove NOTICE symlink.

The .bp file explicitly points to upstream's LICENSE file.

Test: treehugger
Change-Id: I7dbec4cad91bd055552e4af45efe7e33b29e62c8
diff --git a/NOTICE b/NOTICE
deleted file mode 120000
index 7a694c9..0000000
--- a/NOTICE
+++ /dev/null
@@ -1 +0,0 @@
-LICENSE
\ No newline at end of file