desired_nodes to 0 was not taken into account into ovh_cloud_project_kube_nodepool resource

[SkYNewZ]

Description

desired_nodes to 0 was not taken into account into ovh_cloud_project_kube_nodepool resource.
This is now fixed.

Fixes #370

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• Test: make testacc TESTARGS="-run TestAccCloudProjectKubeNodePool"

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings or issues
• I have added acceptance tests that prove my fix is effective or that my feature works
• New and existing acceptance tests pass locally with my changes
• I ran succesfully go mod vendor if I added or modify go.mod file

[scraly]

• Created a node pool with one desired node

NAME              FLAVOR   AUTOSCALED   MONTHLYBILLED   ANTIAFFINITY   DESIRED   CURRENT   UP-TO-DATE   AVAILABLE   MIN   MAX   AGE
my-desired-pool   b2-7     false        false           false          1         1         1            0           0     3     3m26s

• Changed to 0

NAME              FLAVOR   AUTOSCALED   MONTHLYBILLED   ANTIAFFINITY   DESIRED   CURRENT   UP-TO-DATE   AVAILABLE   MIN   MAX   AGE
my-desired-pool   b2-7     false        false           false          0         1         1            0           0     3     4m56s

• Changed to 2

$ kubectl get np
NAME              FLAVOR   AUTOSCALED   MONTHLYBILLED   ANTIAFFINITY   DESIRED   CURRENT   UP-TO-DATE   AVAILABLE   MIN   MAX   AGE
my-desired-pool   b2-7     false        false           false          2         2         2            1           0     3     9m56s

• Change again to 0

NAME              FLAVOR   AUTOSCALED   MONTHLYBILLED   ANTIAFFINITY   DESIRED   CURRENT   UP-TO-DATE   AVAILABLE   MIN   MAX   AGE
my-desired-pool   b2-7     false        false           false          0         0         0            0           0     3     13m

Perfect :)