Fix for commented yaml files in Kyverno CLI

[NoSkillGirl]

Signed-off-by: NoSkillGirl singhpooja240393@gmail.com

Related issue

Closes #1848, #1845

What type of PR is this

/kind bug

Proposed Changes

skipping yaml file when kind is missing.

Proof Manifests

policy.yaml:

# FOO
---
apiVersion: kyverno.io/v1
kind: ClusterPolicy
metadata:
  name: portefaix-M0003
  annotations:
    policies.kyverno.io/title: portefaix-M0003
    policies.kyverno.io/category: Best Practices
    policies.kyverno.io/severity: medium
    policies.kyverno.io/description: >-
      Metadata should have annotations
spec:
  validationFailureAction: audit
  rules:
  - name: check-for-annotations
    match:
      resources:
        kinds:
        - Pod
    validate:
      message: "Annotations is required."
      pattern:
        metadata:
          annotations:
            foo: "?*"

resource.yaml:

# FOO
---
apiVersion: v1
kind: Pod
metadata:
  name: myapp-pod-ok
  annotations:
    foo: bar
spec:
  containers:
  - name: nginx
    image: nginx:1.12

Command:
kyverno apply policy.yaml -r resource.yaml

Result:

applying 1 policy to 1 resource... 

pass: 1, fail: 0, warn: 0, error: 0, skip: 0 

Checklist

• I have read the contributing guidelines.
• [] I have added tests that prove my fix is effective or that my feature works.
• [] My PR contains new or altered behavior to Kyverno and
  • [] I have added or changed the documentation myself in an existing PR and the link is:
  • [] I have raised an issue in kyverno/website to track the doc update and the link is:
  • [] I have read the PR documentation guide and followed the process including adding proof manifests to this PR.