llvm_tools: Print removed in patch_manager.py

We should print out what we actually did, instead of just
exiting silently when everything goes well. This is
informative to the user running patch_manager.py code.

BUG=b:188465085
TEST=./patch_manager_unittest.py

Change-Id: Idcb203d0c3e28d1b00e7b9503334863b7844d033
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/toolchain-utils/+/3706059
Reviewed-by: George Burgess <gbiv@chromium.org>
Tested-by: Jordan Abrahams-Whitehead <ajordanr@google.com>
Commit-Queue: Jordan Abrahams-Whitehead <ajordanr@google.com>
1 file changed