FakeClientset: bump watch channel size

[ingvagabund]

Huge clusters with thousands of pods can quickly exceed the default watch channel size of the fake clientset. Causing the channel to panic with "channel full".

[a7i]

/approve

[damemi]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: a7i, damemi

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/kubernetes-sigs/descheduler/blob/master/OWNERS)~~ [a7i,damemi] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[a7i]

/lgtm

[a7i]

/retest-required

[ingvagabund]

/retest-required

[ingvagabund]

/retest-required

[ingvagabund]

/retest-required

[ingvagabund]

golangci/golangci-lint info checking GitHub for tag 'v1.52.1'
golangci/golangci-lint info found version: 1.52.1 for v1.52.1/linux/amd64
golangci/golangci-lint info installed ./_output/bin/golangci-lint
./_output/bin/golangci-lint run
level=error msg="Timeout exceeded: try increasing it by passing --timeout option"

$ /usr/bin/golangci-lint --version
golangci-lint has version 1.52.1 built with go1.20.2 from d92b38cc on 2023-03-21T19:48:38Z
$ /usr/bin/golangci-lint run

No timeout locally.

$ time /usr/bin/golangci-lint run

real    0m0.883s
user    0m3.328s
sys 0m0.524s

$ /usr/bin/golangci-lint run --help
Run the linters
...
--timeout duration               Timeout for total work (default 1m0s)

A minute should be enough. Unless the CI container runs for longer.

It takes 15m15s to run the entire pull-descheduler-verify-master /O\

[a7i]

/retest-required