[ws-proxy] Skip DNS errors when workspace is not available

[aledbf]

[aledbf]

/assign @csweichel

[csweichel]

/LGTM

[roboquat]

LGTM label has been added.

Git tree hash: f14c216890b3882d6fe946f5303cac29e399bbf1

[roboquat]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: aledbf, csweichel

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• components/ws-proxy/OWNERS [aledbf,csweichel]

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[codecov]

Codecov Report

Merging #4954 (8293613) into main (89db73e) will increase coverage by 67.13%.
The diff coverage is 0.00%.

@@            Coverage Diff            @@
##           main    #4954       +/-   ##
=========================================
+ Coverage      0   67.13%   +67.13%     
=========================================
  Files         0        8        +8     
  Lines         0     1272     +1272     
=========================================
+ Hits          0      854      +854     
- Misses        0      360      +360     
- Partials      0       58       +58     

Flag	Coverage Δ
components-ws-proxy-app	67.13% <0.00%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
components/ws-proxy/pkg/proxy/pass.go	74.40% <0.00%> (ø)
components/ws-proxy/pkg/proxy/routes.go	83.64% <0.00%> (ø)
components/ws-proxy/pkg/proxy/workspacerouter.go	81.73% <0.00%> (ø)
components/ws-proxy/pkg/proxy/cookies.go	78.57% <0.00%> (ø)
components/ws-proxy/pkg/proxy/infoprovider.go	50.34% <0.00%> (ø)
components/ws-proxy/pkg/proxy/config.go	0.00% <0.00%> (ø)
components/ws-proxy/pkg/proxy/auth.go	100.00% <0.00%> (ø)
components/ws-proxy/pkg/proxy/proxy.go	30.35% <0.00%> (ø)

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