Include OTEL Collector Chart for Pulp

Balasankar 'Balu' Crequested to merge
add-otel-collector-for-pulp into main

What

Deploy otel-collector chart as a dependency for Pulp

Why

So that metrics from Pulp pods can be collected.

Links to relevant issues

https://gitlab.com/gitlab-org/build/team-tasks/-/issues/112

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