Delete vendorsetup.sh which is used internally.

Change-Id: I379ad62572e7409fe239e431c51dd7d1b3d3959e
diff --git a/vendorsetup.sh b/vendorsetup.sh
deleted file mode 100644
index cee7030..0000000
--- a/vendorsetup.sh
+++ /dev/null
@@ -1,23 +0,0 @@
-#
-# Copyright (C) 2014 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-# This file is executed by build/envsetup.sh, and can use anything
-# defined in envsetup.sh.
-#
-# In particular, you can add lunch options with the add_lunch_combo
-# function: add_lunch_combo generic-eng
-
-add_lunch_combo mini_x86_64-userdebug