Merging to release-5.12.1: [TT-16966][TT-16971] Fix ci/tests/specs Error: Cannot find module 'tslib' and policies schema (#7995)#8063

probelabs[bot] wants to merge 1 commit intorelease-5.12.1TykTechnologies/tyk:release-5.12.1from

merge/release-5.12.1/3f2cfae90eabe18e37412948b34f2c7b746c990d/TT-16966TykTechnologies/tyk:merge/release-5.12.1/3f2cfae90eabe18e37412948b34f2c7b746c990d/TT-16966Copy head branch name to clipboard