refactor: [#1184] remove stats functionality from core tracker #514

Job	Run time
Formatting	13s
Build on ubuntu-latest (nightly)	1m 47s
Build on ubuntu-latest (stable)	1m 54s
Build on macos-latest (nightly)	2m 2s
Build on macos-latest (stable)	1m 59s
Build on windows-latest (nightly)	1m 46s
Build on windows-latest (stable)	1m 47s
Static Analysis (nightly)	1m 32s
Static Analysis (stable)	1m 38s
Units	0s
E2E	0s
	14m 38s

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