test: fix operator metric tests (#12730) #8

Job	Run time
argoexec-image	3m 4s
Get changed files	7s
Lint	4m 0s
Windows Unit Tests	8m 22s
Unit Tests	4m 22s
Codegen	5m 0s
UI	2m 16s
E2E Tests (test-executor, minimal)	14m 0s
E2E Tests (test-corefunctional, minimal)	12m 58s
E2E Tests (test-functional, minimal)	20m 16s
E2E Tests (test-api, mysql)	7m 6s
E2E Tests (test-cli, mysql)	12m 2s
E2E Tests (test-cron, minimal)	7m 57s
E2E Tests (test-examples, minimal)	6m 28s
E2E Tests (test-plugins, plugins)	3m 46s
E2E Tests (test-java-sdk, minimal)	3m 40s
E2E Tests (test-python-sdk, minimal)	3m 4s
E2E Tests (test-executor, v1.25.11-k3s1, minimal)	13m 32s
E2E Tests (test-corefunctional, v1.25.11-k3s1, minimal)	13m 23s
E2E Tests (test-functional, v1.25.11-k3s1, minimal)	19m 42s
E2E Tests - Composite result	1s
	2h 45m 6s

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