Add cpython project to clang-tools

https://android-review.googlesource.com/c/platform/system/core/+/764698
was failed due to missing cpython projects for aosp-clang-tools

Test: N/A
Bug: b/116698229
1 file changed
tree: 0529a105f2141cbb336f0c8c9fb7d1dab1218f7a
  1. GLOBAL-PREUPLOAD.cfg
  2. default.xml