Revert "Add a unittest for fingerprint calculation"

This reverts commit 69e880e257884478596ae040ff9c4a2821bbe735.

Bug: 186786987
Bug: 188824341
Bug: 204222311
Reason: go/compatible-build-fingerprint is abandoned
Test: build
Flag: EXEMPT revert
Change-Id: Ia850c2c33237f7dde03ac66e876d574946f3d617
1 file changed