Update PrometheusOperator with fallbackScrapeProtocol

Set spec.fallbackScrapeProtocol on all scrapeConfig[s] prometheusOperator and/or prometheusSpec to ensure scrapes with mismatched headers or incorrect content types are still parsed

changed milestone to %2.44.0

added monitoring statusblocked teamObservability labels

set weight to 1

assigned to @blairbowden

blocked awaiting big-bang/product/packages/monitoring#269 (closed)

changed the description

mentioned in merge request !5615 (merged)

mentioned in merge request big-bang/product/packages/gitlab!360 (closed)

closed with merge request !5615 (merged)

mentioned in commit cb0861c1

mentioned in commit 1e1499ca

removed statusblocked label