refactor(config): remove unused config files #854

Job	Run time
PR Lint	3s
Checkstyle	1m 6s
Build (JDK 8 / x86_64)	1m 6s
Build (JDK 17 / aarch64)	28s
Unit Tests (JDK ${{ matrix.java }} / ${{ matrix.arch }})	1s
	2m 44s

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