Increase the timeout to get working proxy url

[xiaoyu74]

What type of PR is this?

(bug)

What this PR does / Why we need it?

https://redhat-internal.slack.com/archives/G01DC1VRAGK/p1713328523405079?thread_ts=1713327968.217359&cid=G01DC1VRAGK

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 44.61%. Comparing base (c9a5ca4) to head (08a44bb).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #397   +/-   ##
=======================================
  Coverage   44.61%   44.61%           
=======================================
  Files          62       62           
  Lines        5173     5173           
=======================================
  Hits         2308     2308           
  Misses       2548     2548           
  Partials      317      317           

Files	Coverage Δ
pkg/cli/config/config.go	75.23% <100.00%> (ø)

[xiaoyu74]

/hold

[xiaoyu74]

/unhold

[feichashao]

Adding some context:
2 seconds timeout is not sufficient for a long delay proxy, leading the bp-cli fail to pick a proxy.

This PR serves as a quick fix to unblock the users.

[feichashao]

/lgtm

[openshift-ci]

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[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: feichashao, xiaoyu74

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