Tagged release v3.71.0

37d76aa7 fix(SPE): add missed registry asset doc typpe
7c28c06c feat: change available CAVs issue: prozorro-sale/procedure#1754
23e1e7ae tests(SPE): add m100 migration fixture
12c0dd55 fix(SPE): uupdate 200 dm classificator relation to CAV from 051 to 05
ecdf9a46 fix(SPE): update clarificationPeriod conditions due to tenderAttempts
64e6f8dc fix(SPE): add relatedEntities
609aff5e refactor(SPE): update  period datetime for fast, fast-manual specs
24c01207 fix(SPE): change award status when admissionPeriod expired from unsuccessful to cancelled
a0780b61 feat(SPE): add preliminaryContract logic
817a2bd8 feat(SPE): add preliminaryContract logic
d01df206 fix(SPE): add additional Classifications
ae8ebe21 fix(SPE): update logic to check forbidden  docs
b0442213 fix(SPE): update active_qualification spec
d2414ca4 fix(SPE): add clarificationPeriod, remove bid  concentrationPermit docType