am fa4765e0: lighten up on "preliminary" watermark

Merge commit 'fa4765e0dc46af4d131fc9e914e114b4f59d4a80'

* commit 'fa4765e0dc46af4d131fc9e914e114b4f59d4a80':
  lighten up on "preliminary" watermark
diff --git a/tools/droiddoc/templates/assets/images/preliminary.png b/tools/droiddoc/templates/assets/images/preliminary.png
old mode 100755
new mode 100644
index aad1644..fe0da3d
--- a/tools/droiddoc/templates/assets/images/preliminary.png
+++ b/tools/droiddoc/templates/assets/images/preliminary.png
Binary files differ