Make elasticsearch example compatible with 8.5.1

[PrasadG193]

Signed-off-by: Prasad Ghangal prasad.ghangal@gmail.com

Change Overview

Make elasticsearch example compatible with ELS 8.5.1
This PR fixes the integration test failure for elasticsearch app

Pull request type

Please check the type of change your PR introduces:

• 🤖 Test

Issues

• fixes [Test] consistent CI failure for a test related to ES #1746

Test Plan

• 💪 Manual
• ⚡ Unit test
• 💚 E2E

Validated integration test for Elasticsearch app locally

$ ./build/integration-test.sh Elasticsearch                                                                                                                              [89/89]Running integration tests:                                                                                                                                                                                         
=== RUN   Test                                                                                                                                                                                                     
{"File":"pkg/testing/integration_test.go","Function":"github.com/kanisterio/kanister/pkg/testing.(*IntegrationSuite).TestRun","Line":196,"app":"elasticsearch","level":"info","msg":"Running e2e integration test.","testName":"Elasticsearch.TestRun","time":"2022-11-18T19:04:35.389801371+05:30"}
{"File":"pkg/log/log.go","Function":"github.com/kanisterio/kanister/pkg/log.Print","Line":165,"app":"elasticsearch","level":"info","msg":"Installing the application using helm.","time":"2022-11-18T19:04:35.905320984+05:30"}
{"File":"pkg/log/log.go","Function":"github.com/kanisterio/kanister/pkg/log.Print","Line":165,"app":"elasticsearch","level":"info","msg":"Application was installed successfully.","time":"2022-11-18T19:06:03.376895412+05:30"}
{"File":"pkg/log/log.go","Function":"github.com/kanisterio/kanister/pkg/log.Print","Line":165,"app":"elasticsearch","level":"info","msg":"Waiting for the application to be ready.","time":"2022-11-18T19:06:03.377056792+05:30"}                                                                                                                                                                                                     
.
. // Skipped logs
.

OK: 1 passed
--- PASS: Test (136.76s)
PASS
ok      github.com/kanisterio/kanister/pkg/testing      136.790s

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