Change logging-levels in method that push to the Eiffel Repository

We have realised that these cases are not as severe to have them as
warnings. So we demote them to Fine instead.
This will also prevent these log-messages from spamming the error_log
file when doing a backfill of tags

Solves: Jira GER-1789
Change-Id: I750843d6272b4c029e223b9b30d6979592525d7f
1 file changed
tree: 9a2d73a7323fced648ca4470e3c04d3b1dcb5193
  1. src/
  2. BUILD
  3. external_plugin_deps.bzl