devel/rubygem-opentelemetry-instrumentation-faraday: update to 0.29.0
Changes: https://github.com/open-telemetry/opentelemetry-ruby-contrib/blob/main/instrumentation/faraday/CHANGELOG.md
(cherry picked from commit cb2f04c7379ea8e74ba0e2947a8b950ea41a8f61)