Added missing wlm tests. (#744) #1899

Job	Run time
test-opensearch-spec (version=1.3.17, hub=opensearchproject, tests=default)	1m 40s
test-opensearch-spec (version=2.0.0, hub=opensearchproject, tests=default)	1m 16s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=default)	1m 39s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/index_state_management)	50s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/ml)	1m 57s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=routing)	1m 20s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=snapshot)	58s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=dangling)	46s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/replication)	1m 3s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/streaming)	55s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/notifications)	55s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/query_insights)	52s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/workload-management)	48s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/analysis)	59s
test-opensearch-spec (version=2.18.0, hub=opensearchproject, tests=plugins/security)	48s
test-opensearch-spec (version=2.19.0, hub=opensearchstaging, tests=default)	1m 35s
test-opensearch-spec (version=3.0.0, hub=opensearchstaging, tests=default)	1m 37s
merge-coverage	9s
	20m 7s

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