feat: push container images to Docker Hub #1255

Job	Run time
yamllint	6s
markdownlint	29s
Build tailing sidecar operator	1m 36s
Build otelcol sidecar	2m 28s
Test Helm chart (fluentbit)	3m 29s
Test Helm chart with cert-manager (fluentbit)	3m 39s
Test Helm chart (otelcol)	5m 33s
Test Helm chart with custom configuration (fluentbit)	4m 53s
Test Helm chart with cert-manager (otelcol)	6m 7s
Test Helm chart with custom configuration (otelcol)	6m 44s
Test resources created without Helm chart (fluentbit)	3m 55s
Test resources created without Helm chart (otelcol)	5m 40s
	44m 39s

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