feat: support hierarchical imagePullSecrets configuration in AlluxioRuntime

[EvanCley]

Ⅰ. Describe what this PR does

feature #4221
Support hierarchical imagePullSecrets configuration in AlluxioRuntime CRD

Ⅱ. Does this pull request fix one issue?

fixes #4221

Ⅲ. List the added test cases (unit test/integration test) if any, please explain if no tests are needed.

add test cases in TestGenerateAlluxioValueFil()/TestTransformMaster()/TestTransformWorker()/TestParseFuseImage()

Ⅳ. Describe how to verify it

create several secrets and add below fields in runtime.yaml, then create the AlluxioRuntime and describe the field imagePullSecrets in master/worker/fuse pod

apiVersion: data.fluid.io/v1alpha1
kind: AlluxioRuntime
metadata:
  name: hbase
spec:
  replicas: 1
  tieredstore:
    levels:
      - mediumtype: MEM
        path: /dev/shm
        quota: 2Gi
        high: "0.95"
        low: "0.7"
  imagePullSecrets:
    - name: "secret-runtime"
  master:
    imagePullSecrets:
      - name: "secret-master"
  worker:
    imagePullSecrets:
      - name: "secret-worker"
  fuse:
    imagePullSecrets:
      - name: "secret-fuse" 

Ⅴ. Special notes for reviews

[fluid-e2e-bot]

Hi @EvanCley. Thanks for your PR.

I'm waiting for a fluid-cloudnative member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[cheyang]

@EvanCley CRD validation failed. Please use 'make update-crd' to keep CRDs latest

[EvanCley]

@EvanCley CRD validation failed. Please use 'make update-crd' to keep CRDs latest

OK, have done

[cheyang]

Add a whitespace before }} in the template directive.

[xliuqq]

use fuse not master imagePullSecrets

[EvanCley]

use fuse not master imagePullSecrets

thanks for point that, have amended

[EvanCley]

Add a whitespace before }} in the template directive.

ok, have done

[sonarcloud]

Quality Gate passed

Issues
4 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
7.0% Duplication on New Code

See analysis details on SonarCloud

[cheyang]

@allenhaozi Do you have any comments on this PR?

[allenhaozi]

@allenhaozi Do you have any comments on this PR?

@cheyang LGTM， awesome job

[allenhaozi]

/lgtm

[cheyang]

/lgtm
/approve

[fluid-e2e-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: cheyang

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