service: dependency: drop chromeos-base/chromite

This package isn't actually used for anything, so stop checking it.

BUG=chromium:997354
TEST=CQ passes

Change-Id: I0ccf3a76ed280ff3f5e5995e69823225895278f5
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/chromite/+/2683006
Tested-by: Mike Frysinger <vapier@chromium.org>
Auto-Submit: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Alex Klein <saklein@chromium.org>
Reviewed-by: Alex Klein <saklein@chromium.org>
diff --git a/service/dependency.py b/service/dependency.py
index 3b4b9d0..48df3cf 100644
--- a/service/dependency.py
+++ b/service/dependency.py
@@ -138,8 +138,7 @@
     sdk_results['package_deps'].update(board_bdeps)
 
   indep_packages = [
-      'virtual/target-sdk', 'chromeos-base/chromite',
-      'virtual/target-sdk-post-cross'
+      'virtual/target-sdk', 'virtual/target-sdk-post-cross',
   ]
 
   indep_deps, _ = cros_extract_deps.ExtractDeps(