increase wait for install timeout

[mfrancisc]

Move timeout to cli args and increase the default timeout.
On crc it fails sometimes since the catalogsource becomes ready later.

Installing latest version of the host-operator
/Users/fmuntean/go/src/github.com/codeready-toolchain/toolchain-e2e/build/_output/bin/ksctl adm install-operator host --kubeconfig "/Users/fmuntean/.kube/config" --namespace toolchain-host-21201257 -y

Are you sure that you want to install host in namespace 'toolchain-host-21201257'
===============================
[y/n] -> response: 'y'
Namespace toolchain-host-21201257 created.
Creating CatalogSource host-operator in namespace toolchain-host-21201257.
CatalogSource host-operator created.
waiting for CatalogSource toolchain-host-21201257/host-operator to become ready
...
waiting for CatalogSource toolchain-host-21201257/host-operator to become ready
Error: failed waiting for catalog source to be ready.

[alexeykazakov]

Looks good.

[codecov]

Codecov Report

Attention: Patch coverage is 60.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 68.41%. Comparing base (cdad74f) to head (90d87b3).
Report is 1 commits behind head on master.

Files	Patch %	Lines
pkg/cmd/adm/install_operator.go	60.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #65      +/-   ##
==========================================
- Coverage   68.44%   68.41%   -0.03%     
==========================================
  Files          43       43              
  Lines        2475     2476       +1     
==========================================
  Hits         1694     1694              
- Misses        591      592       +1     
  Partials      190      190              

Files	Coverage Δ
pkg/cmd/adm/install_operator.go	76.54% <60.00%> (-0.48%)	⬇️