omni: Add external/tinycompress to aosp-forked-list

It's not added into manifest because all Google devices track aosp repo.
Just merge upstream for device who use this repo into omni.deps

Change-Id: I77165bf8e126ec2319d4357146b1a8d8b3af4d8b
diff --git a/utils/aosp-forked-list b/utils/aosp-forked-list
index 996746d..7c81ccb 100644
--- a/utils/aosp-forked-list
+++ b/utils/aosp-forked-list
@@ -2,6 +2,7 @@
 build
 build/soong
 external/drm_hwcomposer
+external/tinycompress
 external/wpa_supplicant_8
 frameworks/av
 frameworks/base