alloy-app release v0.4.0

Added

• Add Secret template in helm chart to alloy for environment variables injection.

Changed

• Update alloy upstream chart from 0.5.1 to 0.6.0
  • This bumps the version of alloy from 1.2.1 to 1.3.0
  • It does introduces breaking changes:
    • [otelcol.exporter.otlp,otelcol.exporter.loadbalancing]: Change the default gRPC load balancing strategy.
    • beyla.ebpf default value for argument unmatched in the block routes.
    • more details at https://github.com/grafana/alloy/blob/v1.3.0/CHANGELOG.md#v130