Downgrade octokit (common) to 6.0.1

[Nishnha]

The last bump to octokit in common was in #5954

[Nishnha]

I think we need to modify our dockerfile so we run bundle install as Dependabot and not root?

This PR failed to build its ecosystem images with the following error:

#34 [builder 29/29] RUN bundle config set --local path 'vendor' && bundle config set --local frozen 'true' && bundle config set --local without 'development' && bundle install && rm -rf ~/.bundle
#34 sha256:38f1edd3ba1e33aabfe656adcdf8ee51d08d36186ecfb19c7c0343a6aacbd9a6
#34 1.269 Don't run Bundler as root. Bundler can ask for sudo if it is needed, and
#34 1.269 installing your bundle as root will break this application for all non-root
#34 1.269 users on this machine.
#34 1.477 You are trying to install in deployment mode after changing
#34 1.477 your Gemfile. Run `bundle install` elsewhere and add the
#34 1.477 updated Gemfile.lock to version control.
#34 1.477 
#34 1.477 If this is a development machine, remove the
#34 1.477 /home/dependabot/dependabot-updater/Gemfile freeze
#34 1.477 by running `bundle config unset frozen`.
#34 1.477 
#34 1.477 The gemspecs for path gems changed
#34 ERROR: executor failed running [/bin/bash -o pipefail -c bundle config set --local path 'vendor' && bundle config set --local frozen 'true' && bundle config set --local without 'development' && bundle install && rm -rf ~/.bundle]: exit code: 16
------
 > [builder 29/29] RUN bundle config set --local path 'vendor' && bundle config set --local frozen 'true' && bundle config set --local without 'development' && bundle install && rm -rf ~/.bundle:
------
executor failed running [/bin/bash -o pipefail -c bundle config set --local path 'vendor' && bundle config set --local frozen 'true' && bundle config set --local without 'development' && bundle install && rm -rf ~/.bundle]: exit code: 16

[Nishnha]

Closed in favor of #6855