Consider setting "--component-log-level misc:error" by default in injected sidecar consul-dataplane containers

[komapa]

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Is your feature request related to a problem? Please describe.

Not a problem per say.

Feature Description

We get a lot of Deprecated logs when sidecars start and that is super confusing to people looking at logs, let alone the amount of logs we get on a daily basis. Similar to Istio's https://github.com/istio/istio/pull/13182

Contributions

Right now we solve this with adding this to the helm chart:

# See: https://www.envoyproxy.io/docs/envoy/latest/operations/cli#cmdoption-component-log-level
connectInject.envoyExtraArgs: "--component-log-level misc:error"