refactor: remove unused ResourceUpdaterMatcher interface (#2830) #5231

Job	Run time
sample_operators_tests (sample-operators/leader-election)	3m 24s
sample_operators_tests (sample-operators/mysql-schema)	2m 46s
sample_operators_tests (sample-operators/webpage)	3m 30s
sample_operators_tests (sample-operators/tomcat-operator)	2m 57s
	12m 37s

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