chore: Allow ingress traffic to argocd-server by default

[jannfis]

Related to #6156, which introduced NetworkPolicies for Argo CD components but disallowed any Ingress traffic to the argocd-server pods by default.

This PR changes default behavior to allow all Ingress traffic to argocd-server.

Signed-off-by: jannfis jann@mistrust.net

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[codecov]

Codecov Report

Merging #6179 (eb84864) into master (8b6af8b) will increase coverage by 0.07%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #6179      +/-   ##
==========================================
+ Coverage   41.13%   41.21%   +0.07%     
==========================================
  Files         147      147              
  Lines       19968    19850     -118     
==========================================
- Hits         8214     8181      -33     
+ Misses      10622    10549      -73     
+ Partials     1132     1120      -12     

Impacted Files	Coverage Δ
server/application/application.go	30.91% <0.00%> (+0.33%)	⬆️

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