docs: Rate limiting applies to Consul agents in server mode

[stuwil]

1.5.2 included #5927, which started enforcing configured rate limits on Consul agents running in server mode. This updates the configuration documentation to actually state that.

[hashicorp-cla]

All committers have signed the CLA.

[codecov]

Codecov Report

Merging #6932 into master will increase coverage by 0.39%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #6932      +/-   ##
==========================================
+ Coverage   65.23%   65.63%   +0.39%     
==========================================
  Files         458      443      -15     
  Lines       55102    53292    -1810     
==========================================
- Hits        35947    34979     -968     
+ Misses      14872    14090     -782     
+ Partials     4283     4223      -60

Impacted Files	Coverage Δ
agent/connect/common_names.go	21.62% <0%> (-27.54%)	⬇️
agent/consul/state/index_service_kind.go	25% <0%> (-25%)	⬇️
command/tls/cert/create/tls_cert_create.go	50.79% <0%> (-14.25%)	⬇️
command/agent/agent.go	47.43% <0%> (-6.6%)	⬇️
agent/consul/enterprise_client_oss.go	50% <0%> (-5.56%)	⬇️
lib/patch_hcl.go	57.44% <0%> (-5.52%)	⬇️
command/monitor/monitor.go	56% <0%> (-5.41%)	⬇️
agent/consul/intention_endpoint.go	67.68% <0%> (-3.36%)	⬇️
command/connect/envoy/envoy.go	44.79% <0%> (-2.29%)	⬇️
agent/http_oss.go	50% <0%> (-2.18%)	⬇️
... and 167 more

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[hanshasselberg]

Good catch!

[hanshasselberg]

Could you rebase your changes so that I can merge your PR?

[stuwil]

@i0rek you've got it!

[hanshasselberg]

Thanks!